Agentic Index
Agentic AI Platform Change Log
Agentic Index tracks material changes across agentic AI platforms, including new agent capabilities, workflow orchestration updates, integrations, MCP/tool-calling changes, memory features, human approval controls, observability, deployment options, pricing, funding, and verification-status updates. This change log is the index that tracks changes to agentic AI platforms, updated weekly. If you are trying to keep up with changes to AI agent platforms without reading every vendor's release notes separately, this is the feed to read.
Public-source research. All entries are sourced from official vendor blogs, changelogs, documentation, or press materials. Support levels marked Needs Review or Publicly Claimed should be independently verified before relying on them for procurement decisions.
8 entries matching filters
MCP / tool calling / API
Secrets and third-party integrations can now be managed programmatically via the stable API, CLI, and the Voiceflow MCP server. Secret values are strictly write-only and are automatically refused if they arrive from an MCP client.
Engineering teams can fully automate the provisioning of agent environments and securely manage credentials in CI/CD pipelines without requiring manual intervention in the visual builder.
Agent capability
Voiceflow is retiring the Flash 4.1 model and automatically migrating all existing agents to Voiceflow Core 4.1. The deprecated model has been removed from the selector and is no longer available for new agents.
Although the migration requires no manual intervention, buyers will see a significant impact on usage costs. The Core 4.1 model consumes roughly three times the input tokens and 2.35 times the output tokens compared to the outgoing Flash 4.1 model.
Integrations
Voiceflow has added native support for Soniox's V5 real-time speech-to-text model. Builders can now select this model to handle transcription for their voice-based AI agents.
Support for Soniox V5 gives teams more flexibility in choosing the underlying speech recognition engine for their voice agents. This allows buyers to optimize for transcription accuracy, latency, and language support based on their specific use cases.
Observability / auditability
Voiceflow added transcript filtering by workflow, playbook, and tool usage.
Improves post-hoc analysis and operational debugging by linking conversations to the workflow and tool paths actually used.
Pricing / packaging
Voiceflow added organization-level usage breakdowns showing spend by workspaces, projects, date range, and by Runtime, Measure, Development, and Generation features.
Changes billing/usage visibility available to operators and improves packaging transparency for larger organizations.
Memory / state
Tool responses can now be saved to properties, not just variables.
Expands how tool output can persist in project state and metadata — relevant for downstream tagging, tracking, and memory-like state handling.
Memory / state
Voiceflow added Personas, letting teams test agents with predefined starting variable values for specific customer types or account states.
Adds reusable stateful testing context and improves repeatability for agent evaluation.
Observability / auditability
Voiceflow introduced Tests, which simulate conversations and check whether responses, routing, and tool calls match expected behavior before production exposure.
Material verification and QA capability for agent builders, directly affecting how reliably agent behavior can be validated before go-live.
Current rankings
These changes feed the index. See where each category stands: the best vendors of 2026, ranked by verified capability coverage.
Capability coverage
Every change above is graded against the same 14 capability axes. Each axis has its own page showing how much of the index documents it, which categories concentrate it, and the leading platform in each.
The AI agent directory for business · The full feature taxonomy · Pricing research
Common questions
How do I keep up with changes to AI agent platforms?
Read one maintained change log instead of tracking each vendor's release notes separately. The Agentic Index change log records 981 verified updates across agentic AI platforms, updated weekly, covering new agent capabilities, MCP and tool calling changes, memory, human approval controls, observability, deployment options, pricing and funding. Every entry names the vendor, the date, the change type and an impact level, and links to that vendor's profile.
How often is the agentic AI change log updated?
Weekly. The most recent update was Sep 4, 2026, covering LivePerson, Serval, ServiceNow.
How do I track changes for one specific AI agent vendor?
Filter the change log by vendor, or open that vendor's profile page, where the same verified entries appear alongside its capability coverage across the 14 point Agentic Index taxonomy.
Where can I find a single feed of agentic AI platform updates?
This page is that feed. Agentic Index reviews vendor blogs, changelogs, documentation and press materials every week and files what materially changed, so keeping up with changes to AI agent platforms is one page rather than several hundred. Entries are filterable by vendor, change type, impact level and verification status, and each one carries the evidence basis it was graded from.
Last updated: Sep 4, 2026 · 981 tracked changes across 372 vendors