Agentic Index

E2B vs Unikraft (2026)

Both give agent generated code somewhere isolated to run, at 7 and 8 of 14. That verdict is the Agentic Index coverage score, graded from each vendor's own published materials.

E2B provides secure cloud sandboxes for AI generated code with a developer friendly software development kit and broad framework adoption. Unikraft runs agent sandboxes and headless browsers as strongly isolated microVMs with instant boot, checkpoint and fork, and scale to zero, on tiered public plans. E2B is the more widely adopted default; Unikraft's microVM boundary and checkpoint and fork are properties containers cannot match.

This comparison is published by Agentic Index, an independent agentic AI vendor research platform. E2B and Unikraft are each graded against the same 14 capability Agentic Index taxonomy, from the vendor's own public materials under the Agentic Index verification standard, alongside 969 researched vendors. No vendor pays for placement and no vendor has reviewed this page. How this evidence is graded

Choose E2B if

  • Adoption and reference density matter for a foundational dependency.
  • A developer friendly software development kit is what your engineers will judge this on.
  • Straightforward code sandboxes are genuinely the whole requirement.

Choose Unikraft if

  • Documented coverage is slightly broader and microVM isolation is your security boundary.
  • Checkpoint and fork lets you branch agent state, which containers cannot do.
  • Headless browsers alongside code sandboxes are part of the same requirement.
At a glance E2B Unikraft
Category Agent infrastructure Agent infrastructure
Entry price Free Hobby ($100 one time credit) · Pro $150/mo + per second usage Tiered public plans: a solo tier for builders, a team tier, a scale tier for agent fleets and sandboxes, and an enterprise tier with dedicated hosts, on prem, and BYOC. Exact per tier numbers not retrieved this session.
Free / trial Free Hobby tier, no card ($100 one time credit, 1 hour max sessions) Solo tier for trying millisecond compute
Pricing confidence public exact public partial
Feature
E
E2B
U
Unikraft
Action & orchestration

Integrations & Tool Calling

Ability to connect agents to real systems through native integrations, OAuth-authenticated actions, custom tools, APIs, webhooks, or MCP-compatible tools.

Full / Explicit Full / Explicit

Workflow Orchestration

Ability to sequence, branch, retry, route, and combine deterministic workflow nodes with autonomous agent steps.

No / Not documented Partial

Triggers & Channel Coverage

How agents wake up and where they work: schedules, webhooks, message events, CRM events, inbox events, chat, email, voice, and collaboration tools.

No / Not documented Partial
Knowledge & context

Knowledge Grounding & RAG

Ability to ground agent behavior in company data through document ingestion, retrieval, external knowledge APIs, semantic search, or RAG layers.

No / Not documented No / Not documented

Memory & State Persistence

Ability to persist context across a run, conversation, workflow, user, team, or longer-term memory layer.

No / Not documented Full / Explicit
Control & trust

Human Oversight & Guardrails

Approval steps, consent checkpoints, escalation rules, structured guardrails, policy constraints, and pause/resume controls.

No / Not documented No / Not documented

Security, Identity & Governance

RBAC, SSO, auditability, encryption, least-privilege tool access, compliance posture, and data handling policy.

Full / Explicit Full / Explicit

Observability & Auditability

Traces, logs, execution histories, metrics, audit events, and debugging detail for production agent behavior.

Partial Partial

Deployment & Data Residency

Deployment modes and options, including SaaS, dedicated cloud, VPC, on-prem, hybrid, local runtime, and self-hosting.

Full / Explicit Full / Explicit
Solution readiness

Prebuilt Agents, Templates & Packs

Ready-made workflows, packaged employees, templates, blueprints, industry solutions, and role-specific agents that reduce time-to-value.

No / Not documented Partial
Platform extensibility

Model Flexibility & Routing

Ability to work across multiple foundation models, route tasks to different models, or let buyers bring their own providers and keys.

Full / Explicit No / Not documented

APIs, SDKs & MCP Extensibility

Composability layer: stable APIs, SDKs, MCP tool consumption/serving, custom tools, and integration into internal systems.

Full / Explicit Full / Explicit

Testing, Debugging & Optimization

Testing, debugging, scoring, retries, fallbacks, quality gates, and optimization loops for improving agent workflows before and after deployment.

Full / Explicit Partial
Specialist automation

Browser & Computer Use

Browser, desktop, or remote/local computer control for workflows that cannot be handled through stable APIs alone.

Partial Partial

Pricing snapshot

Sourced from the Index pricing dataset · open each vendor's profile for full detail.

Pricing
E
E2B
U
Unikraft

Entry price

Lowest public entry point

Free Hobby ($100 one time credit) · Pro $150/mo + per second usage Tiered public plans: a solo tier for builders, a team tier, a scale tier for agent fleets and sandboxes, and an enterprise tier with dedicated hosts, on prem, and BYOC. Exact per tier numbers not retrieved this session.

Pricing confidence

How public the numbers are

Public, exact Public, partial

Billing

Primary billing axis

usage compute usage (instances, VM runtime, resources)

Variable cost

Workload / overage exposure

High variable cost High variable cost

Free tier / trial

Try before you buy

Free tier
Free tierTrial

Buying motion

Self-serve vs sales call

Mixed Mixed

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