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SPECIFICTION
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Tangle

tangle.tools

Free plan WebLinuxAPI
Visit tangle.tools
Spec score 7.4 #24 of 28 in AI Agent Evaluation Tools

What it is

Tangle is software for running AI agents in isolated environments and reviewing their work before approving changes. Tangle Sandbox supplies Linux machines with shell access, files, ports, a desktop, and trace capture through an SDK and CLI. The service names Claude Code, Codex, OpenCode, Hermes, OpenClaw, NanoClaw, Kimi Code, and Pi as supported agents. After execution, run records can show model calls, tool use, timing, token counts, and cost. Tangle Intelligence compares multiple runs to identify recurring failures and costly steps, then findings can become a pull request, issue, skill proposal, or team summary for human review. Tangle Router provides one inference API, supports the OpenAI and Anthropic SDKs plus plain fetch, and says it routes to 66+ providers. Router billing is pay as you go with credits and no required subscription. Tangle works through API, Linux, and web. The free plan is free with no included credit; paid plans start at $29/mo.

Spec sheet

Product
Tangle runs AI agents in isolated sandboxes and records their work for review before a person approves changes.Read 3 Oct 2026 · tangle.tools
Integrations
The homepage shows GitHub, Linear, Slack, and Tangle examples for review outputs.Read 3 Oct 2026 · tangle.tools
Support
The documentation site says users can ask questions and get to know the project and community in Discord.Read 3 Oct 2026 · docs.tangle.tools
Analysis
Tangle Intelligence is described as a way to analyze multiple runs for recurring failures and expensive steps.Read 3 Oct 2026 · tangle.tools
Hosted assistants
The documentation describes hosted assistants as a preview and says the first completed text reply and full request-to-resolution flow have not yet been verified.Read 3 Oct 2026 · docs.tangle.tools
Model router
Tangle Router offers one API for model inference, supports the OpenAI and Anthropic SDKs and plain fetch, and says it routes to 66+ providers.Read 3 Oct 2026 · router.tangle.tools
Review outputs
The site describes turning measured findings into a pull request, issue, skill proposal, or team summary for human review.Read 3 Oct 2026 · tangle.tools
Router billing
Router says it uses pay-as-you-go pricing with credits and no subscriptions required.Read 3 Oct 2026 · router.tangle.tools
Run records
Tangle records model calls, tool use, timing, tokens, and cost so a run can be inspected after the agent finishes.Read 3 Oct 2026 · tangle.tools
Sandbox
Tangle Sandbox provides isolated Linux machines with shell, files, ports, desktop, and trace capture through its SDK and CLI.Read 3 Oct 2026 · sandbox.tangle.tools
Security controls
The security page states that public services use TLS in transit and managed stores and Restic backups are encrypted at rest.Read 3 Oct 2026 · tangle.tools
Security examination
Tangle says it completed a SOC 2 Type II examination covering June 14 to September 14, 2026, and that the report is in issuance.Read 3 Oct 2026 · tangle.tools
Security limitation
The security page discloses that two self-managed dedicated hosts lack full-disk encryption and remain an open risk.Read 3 Oct 2026 · tangle.tools
Supported agents
The site names Claude Code, Codex, OpenCode, Hermes, OpenClaw, NanoClaw, Kimi Code, and Pi.Read 3 Oct 2026 · tangle.tools

Plans and prices

Free Free No included credit · add prepaid credit before using AI models Read 3 Oct 2026 · tangle.tools

Every Tangle plan and price →

Strong points and limits

Strong points

  • Isolated Linux machines with shell, files, ports, and desktop
  • Records calls, tools, timing, tokens, and cost
  • Supports eight named agent products
  • One router API reaches 66+ providers
  • Tool-call checks, trace ingestion, and regression runs

Limits

  • Free plan includes no AI-model credit
  • Hosted assistants remain a preview
  • Two dedicated hosts lack full-disk encryption
  • Paid plans start at $29/mo

Who it suits

Tangle suits teams operating coding or other AI agents that need isolated Linux environments, detailed run traces, and human approval before changes. Its review and analysis tools also fit teams investigating repeated failures or expensive model steps.

Verdict

Tangle combines sandboxed agent execution, trace records, multi-run analysis, and review outputs in one service. The free tier requires prepaid credit for model use, and hosted assistants are not yet fully verified.

Where Specifiction places it

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