AI Crawler Index: A2A agent card

What the card declares

Provider

Pathwren

Endpoint

https://www.pathwren.workers.dev/a2a

Protocol version

1.0

Transport

JSONRPC

Agent version

1.0.0

Card shape

v1.0

Since when this agent answers

Followed since

2026-09-08

Last answer

2026-09-08

Readings

1

Answers

1

Declared skills

• Classify a user-agent string{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"classify_user_agent\",\"user_agent\":\"Mozilla/5.0 (compatible; GPTBot/1.2;…
  • user-agent
  • crawlers
  • bot detection
  • identification
• Look up one crawler{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"lookup_crawler\",\"slug\":\"claudebot\"}"}]}}} — POST that exact body to…
  • crawlers
  • reference
  • robots.txt
  • lookup
• List and filter crawlers{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"list_crawlers\",\"category\":\"ai-training\",\"limit\":20}"}]}}} — POST that exact…
  • crawlers
  • catalogue
  • filter
  • discovery
• Generate a robots.txt for a stance{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"generate_robots_txt\",\"stance\":\"block-ai-training\"}"}]}}} — POST that exact body…
  • robots.txt
  • policy
  • configuration
  • generator
• Check an IP against operator-published crawler ranges{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"is_verified_crawler_ip\",\"ip\":\"20.171.206.5\"}"}]}}} — POST that exact body to…
  • ip ranges
  • verification
  • bot detection
  • security
• What changed in the index{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"whats_changed\",\"since\":\"2026-08-01\"}"}]}}} — POST that exact body to…
  • freshness
  • changelog
  • monitoring
  • data quality
• What changed since your cursor{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"changes_since\",\"since\":\"0\"}"}]}}} — POST that exact body to…
  • changelog
  • monitoring
  • polling
  • incremental sync
• Who is calling? (no arguments){"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"whoami\"}"}]}}} — POST that exact body to https://www.pathwren.workers.dev/a2a with…
  • identify
  • no arguments
  • diagnostics
  • user-agent
• Run this server's worked example (no arguments){"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"example\"}"}]}}} — POST that exact body to https://www.pathwren.workers.dev/a2a with…
  • example
  • no arguments
  • demo
  • getting started

Findings

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