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Side-by-side MCP evidence comparison
Evidence fieldSequential Thinking MCPMCP100 SelectedExa MCPMCP100 Selected
Task fit
Best for
  • Complex planning and debugging that benefits from revisions and branches
  • MCP demonstrations with a small single-purpose tool surface
  • Local workflows that do not require an external SaaS integration
  • Search the web, retrieve pages, find code, and run research workflows through Exa.
  • Teams already using Exa that can test with non-sensitive data and least privilege.
Not ideal for
  • Simple questions where repeated reasoning calls add latency and tokens
  • Applications that should not surface or persist detailed reasoning traces
  • Workflows needing domain data or external actions
  • Users who need an MCP100-selected recommendation today
  • Unattended production workflows before permissions and failure behavior are reviewed
Avoid when
  • The host records tool arguments and sensitive reasoning must remain undisclosed
  • Strict token or latency budgets cannot tolerate repeated tool calls
  • Package execution through npx is prohibited by supply-chain policy
  • The connected data or account cannot be safely exposed to the selected AI client
  • You cannot verify least-privilege access and review write-capable tool calls
Provenance
Provenance details

Ecosystem official

Model Context Protocol · Publisher source ↗

First-party MCP

Exa · Publisher source ↗

Maintenance
Maintenance details

Repo: Aug 10, 2026

Package: Jul 4, 2026

Repo: Aug 10, 2026

Package: Aug 1, 2026

Popularity evidence
GitHub starsNot documented

4,867

GitHub stars · checked 2026-08-14T18:46:26.000Z

30-day package downloads

144,449

30-day package downloads · checked 2026-07-29T17:30:00.000Z

87,547

30-day package downloads · checked 2026-08-14T18:46:26.000Z

Shared repository stars

89,561

Shared repository stars (not MCP-specific) · checked 2026-08-14T18:46:26.000Z

Not documented
External adoption evidence
  • npm: package downloads: 144,449Exact attributable signal.npm: package downloads · Admission snapshot · checked 2026-07-29T17:30:00.000ZEvidence source ↗
  • github: repository stars: 89,561Non-comparable contextual signal.github: repository stars · Admission snapshot · checked 2026-08-14T18:46:26.000ZEvidence source ↗
  • github: repository stars: 4,867Exact attributable signal.github: repository stars · Admission snapshot · checked 2026-08-14T18:46:26.000ZEvidence source ↗
Client coverage
Client coverage details
Claude Code✓ Local stdio
Claude Desktop✓ Local stdio
Codex✓ Local stdio
VS Code✓ Local stdio
Cursor✓ Local stdio
OpenCode✓ Local stdio
Claude Code✓ Streamable HTTP
Claude Desktop✓ Streamable HTTP
Codex✓ Streamable HTTP
VS Code✓ Streamable HTTP
Cursor✓ Streamable HTTP
OpenCode✓ Streamable HTTP
Client coverage noteLocal stdio runs on your computer. Streamable HTTP connects to a remotely hosted MCP server.
Access and data
AuthenticationNone.Authentication follows the publisher's documented endpoint or local-server configuration. OAuth scopes, API-key handling, and revocation behavior remain review items.
CostThe ecosystem-official reference package is MIT licensed and has no service fee. Model tokens, local compute, and MCP-host costs remain.No MCP100 cost conclusion is published yet. The publisher's account plan, API usage, infrastructure, or per-action charges may apply.
PermissionsNo external service scopes are required. The local process receives thought text and reasoning metadata from the MCP host and returns structured reasoning state.Exact permissions and the read/write boundary have not yet completed MCP100 independent review; consult the linked publisher sources and use the narrowest available scope.
Data handlingReasoning text is processed by the local stdio server. The connected MCP host, model provider, and their logs may still transmit or retain tool arguments according to their own policies. Thought logging can be disabled with DISABLE_THOUGHT_LOGGING=true.Publisher-accessible account or application data may be returned to the MCP client and its selected model. Retention and subprocess behavior require candidate-specific review.
Limitations
Tradeoffs
  • Its single-tool scope keeps permissions small but provides no external facts or actions.
  • Structured thought history supports revision while increasing context use and potential telemetry exposure.
  • The package is easy to run with npx, while stricter environments may require a pinned version or container digest.
  • First-party provenance and a clear task improve confidence, but do not replace an independent permissions and usability review.
  • Client transport compatibility does not prove that authentication, scopes, failure handling, and every tool behave safely.
Risk contextSystem permissions are low, but prompts and reasoning can contain secrets and repeated calls can increase token cost. Keep sensitive material out of thought text, disable thought logging where appropriate, and use an approved package version.Use a test workspace or non-production account, least privilege, read-only controls where available, explicit approval for mutations, and credential revocation after evaluation.
Evidence date
Editorial review2026-07-242026-07-24
Candidate evidence2026-08-14T18:46:26.000Z2026-08-14T18:46:26.000Z

Popularity, maintenance, fit, permissions, and client support are independent evidence fields.

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