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Fastio

Also known as: Fast.io, Fast Technologies, VividEngine Fastio

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Entry priceStarter costs $9.99 a month or $99 a year for 3 seats, 250 GB storage and 100,000 AI credits a month.Full pricing detail

Fastio, from VividEngine, the company behind MediaFire, gives each project a workspace where people and AI agents share the same files. Folders sync from Google Drive, Dropbox, Box or OneDrive, every file is indexed for semantic search and cited answers, and fields can be extracted into sortable tables. Claude, ChatGPT, Codex, Cursor, Gemini and any MCP client connect through a hosted MCP server to read, write, search and share, with file locks, version history and a log of every action.

Fastio is an AI project workspace made by VividEngine, LLC of The Woodlands, Texas, which does business as Fast Technologies and has run the MediaFire file sharing service since 2006. Fastio launched in 2024. Each project gets a workspace that holds its files, members and activity, and access is granted at the project level rather than file by file, so people and agents join a workspace once and work from one copy of its files. Logos of companies whose teams use VividEngine products include Samsung, Amazon, Walmart, Target, Autodesk, Logitech and GoPro.

The product is built for agents a team already uses. Folders from Google Drive, Dropbox, Box or OneDrive sync one way or two ways, or import once, and an agent can import files from any URL. With intelligence turned on, files are indexed as they arrive for semantic search and for cited answers across the whole workspace, and a team can describe the fields it wants and have them extracted from a set of documents into a table people and agents can filter.

Claude, ChatGPT and Codex, Cursor, Gemini, Grok, OpenClaw, Hermes and any MCP client connect to a hosted MCP server, a CLI or a REST API with a consolidated toolset for workspaces, files, uploads, search, AI questions, shares, comments and the activity feed. Visible file locks, Agent Intents that announce what each agent is working on, and version history keep several agents from overwriting each other, and an agent can build workspaces and shares and then transfer ownership to a person while keeping admin access.

Ripley, the built in AI, answers questions, summarizes files and can create notes and documents and organize content inside a workspace within the user's own permissions, running on Gemini and Claude models through Google Cloud with Voyage AI embeddings.

Plans include seats and storage rather than charging per user. Starter costs $9.99 a month or $99 a year for 3 seats, 250 GB and 100,000 AI credits a month, Business $49.99 or $499 for 10 seats, 5 TB and 600,000 credits, and Enterprise $199.99 or $1,999 for 30 seats, 25 TB and 3 million credits, with more credits at $10 per 100,000.

Every plan has role based access at the organization, workspace and share level, two factor sign in, scoped API keys and OAuth for agents, and an activity log of every action by people and agents. Enterprise adds SAML or OIDC single sign on, SCIM, policies that can turn off AI features or deny MCP access, legal holds, security alerts and an audit stream to a SIEM.

Fastio is validated under Google CASA at Assurance Level 1 and is preparing for a SOC 2 Type II audit, and customer content is stored in the United States on servers Fastio owns.

Fastio fits teams that want their agents and people working from the same project files, especially agencies, legal, real estate and construction teams already spread across several cloud drives, and builders who want storage, search and sharing for agents without building it. It fits less well for buyers who need a SOC 2 report today, data stored outside the United States, a workflow engine that runs agents on its own, or a choice of the model behind the built in AI.

Vendor details

Canonical URL

https://fast.io

Category

Agent infrastructure

Subcategory

AI project workspaces that give people and MCP agents shared files, semantic search, cited answers and metadata extraction

Funding status

A product of VividEngine, LLC, doing business as Fast Technologies, founded in 2006 in The Woodlands, Texas, and also the company behind MediaFire. No outside funding is named.

Company status

first party product

Use cases & customers

Primary use cases

giving several AI agents and a team one shared workspace of project filessyncing folders from Google Drive, Dropbox, Box and OneDrive into one projectsemantic search and cited answers across a workspace's filesextracting typed fields from documents into sortable tablesletting agents create workspaces and shares and hand them to a person

Target customers

teams using Claude, ChatGPT, Codex, Cursor or Gemini on shared project filesagencies and creative teams with files spread across Google Drive, Dropbox, Box and OneDrivelegal, real estate and construction teams that extract terms and dates from documentsdevelopers building agents that need persistent storage, search and file sharing

Deployment options

SaaS hosted on servers Fastio owns in the United StatesDesktop app and CLI for local access

Integrations

Syncs or imports folders from Google Drive, Dropbox, Box and OneDrive, and imports any public URL. Agents connect through a hosted MCP server, a CLI or a REST API, with setup guides and plugins for Claude Desktop and Claude Code, ChatGPT and Codex, Grok, Cursor, Gemini, Antigravity, OpenClaw and Hermes Agent. Enterprise single sign on works over SAML 2.0 or OpenID Connect with SCIM, and audit events stream to a SIEM by webhook.

In practice

A law firm syncs a client's Dropbox and Google Drive folders into one Fastio workspace, turns on intelligence, and extracts renewal dates, parties and fees from 2,400 contracts into a table. Its lawyers' Claude and ChatGPT agents then answer renewal questions with citations to specific pages instead of opening hundreds of files.

An agency gives three agents on a campaign, one in Claude Code, one in Codex and one in Cursor, access to the same workspace. Visible file locks keep them from overwriting each other's drafts, version history keeps every earlier copy, and the activity feed shows which agent changed which file.

A developer's research agent creates a workspace over MCP, imports source PDFs from URLs, asks questions across them, writes its report into the workspace and transfers ownership to the client, who claims it through a link while the agent keeps admin access for later updates.

Agentic Index coverage score

6.5 / 14 capabilities · 46%

Integrations & Tool Calling Partial

The outside systems Fastio reaches on its own are a short, fixed list: Google Drive, Dropbox, Box and OneDrive folders synced one way or two ways or imported once over OAuth, plus files pulled in from any public URL. Agents work inside Fastio itself, searching, reading, writing, locking and sharing workspace files. There is no catalog of other business apps, custom tool registration or action framework, so an agent that needs to update a CRM or post to chat uses its own tools for that and Fastio only for files.

Sourcefast.io/storage-for-agentsread 2026-11-09

Workflow Orchestration Not documented

Fastio runs no workflows of its own. Several agents can share a workspace, with visible file locks showing who is writing, conditional writes that refuse to overwrite a newer version, and version history keeping every earlier copy.

Agent Intents let each agent post a short lived note of what it is working on so a peer sees a collision coming, and a comment thread can be assigned to a person or an agent.

Nothing sequences steps, branches on results or starts the next agent; the vendor's own answer to building workflows is that a customer describes the process to its agent, which runs the steps from the agent side.

Sourcedocs.fast.io/intents.htmlread 2026-11-09

Knowledge Grounding & RAG Full

With intelligence turned on, every file in a workspace is indexed as it arrives, embedded with Voyage AI and kept current, so agents and people search by meaning, such as contracts with indemnity clauses, and ask questions across the whole workspace with answers that cite specific pages. Metadata extraction pulls fields a team describes, like renewal dates, parties and fees, from any set of files into a table that can be filtered and sorted. Indexes are purged with deleted data, and the AI reaches only files the requester can already open.

Sourcefast.io/storage-for-agentsread 2026-11-09

Human Oversight & Guardrails Partial

Agents act within limits set in advance rather than waiting for sign off. Workspace scoped tokens confine an agent to one project, file locks and version history guard against bad writes, and agent sessions can be reviewed and revoked. Enterprise admins can turn off any AI feature, allow AI only in chosen workspaces, allow or deny MCP access for agents, and limit what API keys and OAuth apps may do. No step holds an agent's upload, edit, deletion or share for a person to approve before it takes effect.

Sourcefast.io/trustread 2026-11-09

Security, Identity & Governance Full

Access is role based at the organization, workspace and share level and checked on every request, agents connect over OAuth with PKCE and scoped, revocable keys, and two factor sign in comes with every plan. Enterprise adds SAML and OIDC single sign on, SCIM, group to role mapping, verified domains, a compliance auditor role and a credential inventory. The trust center lists controls area by area, and Fastio is validated under Google CASA at Assurance Level 1, while a SOC 2 Type II audit is still in preparation.

Sourcefast.io/trustread 2026-11-09

Observability & Auditability Full

Every action by people and agents, uploads, downloads, edits, shares and access, is recorded with the identity behind it, and agents can search the log or have it summarized through the event tools. Retention runs 30 days on Starter, 180 on Business and 365 on Enterprise, where the log also exports as CSV or JSONL and streams as signed events to a SIEM. Enterprise adds member activity and sign in history, sharing exposure reports and alerts for unusual download or deletion activity.

Sourcefast.io/trustread 2026-11-09

Memory & State Persistence Partial

Workspaces persist between sessions, so an agent picks up where the last one left off from the files, notes and versions already there. Fastio's own team keeps a company brain workspace of plans, decisions and reference files that every agent reads first, and recommends the pattern to customers. MCP session state is held between calls. What carries over is the files people and agents choose to save, with no memory the agent writes about a user or task and no stated scope or lifetime for one.

Sourcefast.ioread 2026-11-09

Deployment & Data Residency Not documented

Customer content is stored in the United States on servers and a network Fastio owns, in leased space at a data center with its own SOC 2 Type II and ISO 27001 certifications, behind a global edge network. No plan offers another region, a private deployment or a self hosted option. AI features may process content outside the United States, because the Gemini and Claude models run on Google Cloud's global endpoint, while files held temporarily for AI processing stay in the United States.

Sourcefast.io/legal/subprocessorsread 2026-11-09

Prebuilt Agents / Templates / Packs Not documented

Beyond its built in assistant, Ripley, which answers across a workspace and can create notes and documents, Fastio ships no prebuilt agents, workspace templates or packaged workflows for a team to adopt. What it offers ready made is the plumbing for agents a team already runs: setup guides and plugins for Claude, ChatGPT and Codex, Grok, Cursor and Gemini, a skill OpenClaw assistants install from ClawHub, and the company brain pattern, a workspace of plans and reference files that a team fills in itself for its agents to read.

Sourcefast.io/storage-for-agentsread 2026-11-09

Triggers & Channel Coverage Partial

Agents keep their work current through the activity feed, which they can search and long poll for new uploads, edits and shares instead of checking in a tight loop, and receive links let outside people drop files into a workspace with a notice when they arrive. Agents reach Fastio from Claude, ChatGPT and Codex, Cursor, Gemini, Grok, OpenClaw and Hermes, as well as the CLI and desktop app. No schedule or outbound webhook wakes an agent when a file lands; the signed webhook stream on Enterprise carries audit events to a SIEM.

Sourcefast.io/storage-for-agentsread 2026-11-09

Model Flexibility & Routing Partial

Ripley, the built in AI behind workspace answers, summaries and metadata extraction, runs on Gemini and Anthropic Claude models through Google Cloud's Vertex AI, with Voyage AI for search embeddings and Brave Search for web lookups, all chosen by Fastio. Customers cannot pick or switch the model behind those features. Teams that connect their own agents over MCP keep whatever model those agents already use, since Fastio only serves the files.

Sourcefast.io/legal/subprocessorsread 2026-11-09

APIs / SDKs / MCP Extensibility Full

A REST API with published documentation, a CLI and a hosted MCP server over streamable HTTP expose the whole workspace. The MCP tools are consolidated by area: org_manage creates workspaces and transfers ownership, storage and storage_manage handle files, folders, versions and locks, upload_manage imports from URLs and cloud drives, ai_manage asks questions, share_manage builds shares and portals, and event tools read the activity log. Agents sign in with OAuth and PKCE or scoped tokens, and uploads reach 100 GB per file on Enterprise.

Sourcefast.io/storage-for-agentsread 2026-11-09

Testing, Debugging & Optimization Not documented

Nothing in Fastio tests agent behavior or scores answers. The closest material is the vendor's own published benchmark, in which one agent answered a contract renewal question across a 2,163 file corpus faster, with fewer tool calls and at lower cost than through Dropbox, Box, Google Drive or OneDrive alone. That measures Fastio as a file source, not a customer's agent, and the activity log shows what agents did without judging whether it was right.

Sourcefast.ioread 2026-11-09

Browser / Computer-use Not documented

Fastio does not drive a browser, desktop or remote computer for an agent. Browser agents built elsewhere can store their screenshots, receipts and exports in a workspace, and the desktop app lets people browse the workspaces their agents touch, but every agent action on Fastio goes through the MCP server, CLI or REST API rather than through a screen.

Sourcefast.io/storage-for-agentsread 2026-11-09

The Agentic Index coverage score grades every vendor Full, Partial or Not documented against the same 14 buyer facing capabilities, from public evidence only. Each capability links to how all vendors in the index score on it. How this evidence is graded

Pricing

Starter costs $9.99 a month or $99 a year for 3 seats, 250 GB storage and 100,000 AI credits a month.

Flat plan with included seats, storage and monthly AI credits, plus extra credits, storage and bandwidth

Trial available

Included quota

Starter: 3 seats, 250 GB, 100,000 credits, 5 workspaces, 2 sync sources, 30 day audit log. Business: 10 seats, 5 TB, 600,000 credits, 50 workspaces, 10 sync sources, 180 day audit log. Enterprise: 30 seats, 25 TB, 3,000,000 credits, 200 workspaces, 25 sync sources, 365 day audit log.

What is public

Every plan's monthly and yearly price, seats, storage, credits, workspace and sync limits, identity and policy features, audit retention and overage rates.

Billing mechanics

Monthly or yearly subscription with included credits that reset each month, and metered overage for credits, storage and bandwidth.

Cost watchouts

Single sign on, SCIM, admin policies and SIEM streaming are Enterprise only. Credits do not roll over, and trial credits running out ends the trial early and starts billing.

Variable cost rationale

Plans are flat with generous storage, but AI work, chat, ingestion, agent runs and document processing, draws down monthly credits, and heavy indexing or agent use past the allowance bills at $10 per 100,000 credits on top of storage and bandwidth overage.

Additional watchouts

Audit retention is 30 days on Starter, and the DPA is executed only with Enterprise Plus or separately contracted customers on request.

Overage / add-ons

Extra credits cost $10 per 100,000 ($0.0001 each), extra storage $0.015 per GB a month and extra bandwidth $0.04 per GB. Enterprise seats beyond 30 cost $1 each up to 200. Credits reset monthly and do not roll over.

Sales call required

No, self serve available

Free / trial

14 day trial on monthly plans, card required; no free plan. Using all trial credits early upgrades the account to a full subscription.

Lowest paid plan

Starter at $9.99 a month or $99 a year, with 3 seats, 250 GB and 100,000 AI credits a month

Commercial notes

Seats are included in each plan rather than billed per user, and access follows the project workspace.

Key ambiguities

The pricing page does not say how many credits a given chat, file ingestion or agent run consumes.

Cancellation / refund

Monthly plans cancel anytime and files stay exportable; yearly billing starts paid immediately.

Support SLA / resale

Standard business support on every plan and premier support on Enterprise; a person can help with setup.

Missing data

Credit cost per action and Enterprise Plus terms.

Agentic Index verified 2026-11-09

Alternatives to Fastio

The closest documented capability profiles to Fastio among agent infrastructure platforms tracked by Agentic Index, ordered by similarity on the same 14 point evidence the rankings use. No vendor pays for placement.

  • CorpusIQ8.0 / 14Adds documented Workflow Orchestration and Deployment & Data Residency, among others
  • Stripe6.0 / 14Fuller documented coverage on Integrations & Tool Calling and Human Oversight & Guardrails
  • Fluid Topics7.5 / 14Adds documented Workflow Orchestration and Prebuilt Agents, Templates & Packs
  • Nevermined4.5 / 14Fuller documented coverage on Integrations & Tool Calling
  • Hyperspell7.0 / 14Adds documented Deployment & Data Residency and Testing, Debugging & Optimization
  • Lemrock3.0 / 14A lighter documented profile than Fastio

Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded

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