Bot intelligence record

Composer

Review first

Composer is an AI crawler used for assistant-driven browsing, page retrieval; it appears in server logs as `composer`.

Ai AI Browser Signed Agent Confidence: High Verified: Yes robots.txt: Unknown
Operator
Composer
Family
Composer
Type
Ai
Source type
Official
Last checked
2026-06-22

User-Agent Pattern

Composer
composer
Verification note

User-agent strings are identification signals, not proof of identity. Confirm important allow, block, or rate-limit decisions with logs, DNS or IP evidence, request behavior, or operator documentation when available.

Robots.txt Snippet

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User-agent: composer
Disallow: /

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Handling Guidance

Depends

Use this record as bot intelligence, then verify the request source and behavior before allowing, blocking, or rate limiting.

Composer is used for assistant-driven browsing, page retrieval, and automated web access on behalf of an AI product.

Record Details

Structured data
Operator
Composer
Family
Composer
Type
Ai
Purpose
AI Browser
Identity type
Signed Agent
Confidence
High
Last verified
2026-06-22
Last checked
2026-06-22
Source type
Official
Verification
Verify Composer with the signed-agent headers and the published operator key material; a matching user-agent alone is not enough.
Spoofing risk
Composer has medium spoofing risk when judged only by user-agent, but risk drops when signed-agent verification succeeds.

Notes

  • Composer is an AI crawler used for assistant-driven browsing, page retrieval, and automated web access on behalf of an AI product.
  • Its primary user-agent pattern is composer.
  • Composer is verified with High confidence. The identity type is Signed Agent, and the evidence basis is official operator documentation.
  • Composer does not have confirmed robots.txt behavior in the available public evidence.
  • Composer should be handled according to the site owner’s AI crawler policy, with allow, block, or rate-limit rules applied deliberately.

Evidence and Source

  • Verify Composer with the signed-agent headers and the published operator key material; a matching user-agent alone is not enough.
  • Composer traffic is primarily detected by the `composer` user-agent pattern. Compare source IPs, reverse DNS, request paths, and crawl cadence before trusting the traffic.
  • Composer is used for assistant-driven browsing, page retrieval, and automated web access on behalf of an AI product.
  • Composer has medium spoofing risk when judged only by user-agent, but risk drops when signed-agent verification succeeds.

Monitor This Bot In Edge

Botcrawl Edge

Use Botcrawl Edge to see matching traffic, identify related datacenter activity, and create allow, block, rate-limit, or log rules across connected sites.