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Claude Opus (latest)

Tools
anthropic/claude-opus-latest

Vision · 1M context · Sep 2026 · 34 upstreams

Always resolves to the newest live Claude Opus model — currently Claude Opus 5.5 (anthropic/claude-opus-5-5). Anthropic's Claude Opus 5.5 is the successor to Claude Opus 5 for long-running agentic coding and knowledge work. It delivers Fable 5.1-level performance at 40% lower cost ($4 / $20 per million input / output tokens), with adaptive thinking always on, 1M-token context, vision input, and tool use. Built for multi-step changes in large codebases, code review and bug finding, financial and scientific analysis, and reading dense charts and diagrams.

Needs your own keyTo use Claude Opus (latest), add your Anthropic key, or a key from another provider that serves it. AnyRouter adds no fee.
Family aliasanthropic/claude-opus-latest

Always resolves to the newest live model in this family. Pin a concrete id when you need stable behavior.

Currently resolves toClaude Opus 5.5anthropic/claude-opus-5-5

Family members, fallback order

  1. 1.Claude Opus 5.5current
  2. 2.Claude Opus 5
  3. 3.Claude Opus 4.8
  4. 4.Claude Opus 4.7
  5. 5.Claude Opus 4.6
  6. 6.Claude Opus 4.5
  7. 7.Claude Opus 4.1
  8. 8.Claude Opus 4
context
1M
input / 1M (list)
$4.00
output / 1M (list)
$20.00
routes
34
speed, 24h
No data yet

Upstreams

34
  1. 1AnthropicYour keynot addedBilled to your key
  2. 2Amazon BedrockYour keynot addedBilled to your key
  3. 3Google Vertex AIYour keynot addedBilled to your key
  4. 4Microsoft AzureYour keynot addedBilled to your key
  5. 5OpenRouterYour keynot addedBilled to your key
  6. 6OpenCode ZenYour keynot addedBilled to your key
  7. 7ClineYour keynot addedBilled to your key
  8. 8Ramp RouterYour keynot addedBilled to your key
  9. 9Vercel AI GatewayYour keynot addedBilled to your key
  10. 10DeepInfraYour keynot addedBilled to your key
  11. 11Venice AIYour keynot addedBilled to your key
  12. 12Nous ResearchYour keynot addedBilled to your key
  13. 13OneTokenYour keynot addedBilled to your key
  14. 14BeatAPIYour keynot addedBilled to your key
  15. 15Token HarborYour keynot addedBilled to your key
  16. 16inference.netYour keynot addedBilled to your key
  17. 17ZenMuxYour keynot addedBilled to your key
  18. 18LLM GatewayYour keynot addedBilled to your key
  19. 19RequestyYour keynot addedBilled to your key
  20. 20AI/ML APIYour keynot addedBilled to your key
  21. 21GetVibeYour keynot addedBilled to your key
  22. 22OcarRouterYour keynot addedBilled to your key
  23. 23AIHubMixYour keynot addedBilled to your key
  24. 24InfronYour keynot addedBilled to your key
  25. 25OpenGatewayYour keynot addedBilled to your key
  26. 26Itera ComputeYour keynot addedBilled to your key
  27. 27NanoGPTYour keynot addedBilled to your key
  28. 28Eden AIYour keynot addedBilled to your key
  29. 29Abacus RouteLLMYour keynot addedBilled to your key
  30. 30FluenceYour keynot addedBilled to your key
  31. 31CortecsYour keynot addedBilled to your key
  32. 32Jiekou.AIYour keynot addedBilled to your key
  33. 33KenariYour keynot addedBilled to your key
  34. 34NEAR AI CloudYour keynot addedBilled to your key

Quick start

/api/v1/chat/completions
cURL
curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "anthropic/claude-opus-latest",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'

Details

Owner
Anthropic
Kind
Vision
Released
Sep 2026
Context
1M
Data policy
Provider retention
Endpoint
/api/v1/chat/completions