Which coding agents support which models

“Claude Haiku 5.5 in GitHub Copilot”

“Added Claude Haiku 5.5 (claude-haiku-5-5), now the default Haiku model on the Anthropic API — 1M context, $0.10/$0.50 per Mtok ($0.50/$2.50 for prompts over 100K)”

“Add Claude Haiku 5.5 to model selection and --model completions”

“Adds Claude Haiku 5.5.”

“Claude Sonnet 5.5 in GitHub Copilot”

“Added Claude Sonnet 5.5 (claude-sonnet-5-5), now the default Sonnet model on the Anthropic API — 1M context, $2/$10 per Mtok with $0.20/Mtok cache reads”

“Default models change for Google Vertex AI (Claude Sonnet 5.5 → Claude Haiku 5.5), Cortecs, DevPass (LLM Gateway), Eden AI, GitHub Copilot, LLM Gateway, NanoGPT, OpenCode Go, Requesty, and Vivgrid (most now Claude Haiku 5.5)”

“Claude Sonnet 5.5 Now Available”

“Added Claude Opus 5.5 (claude-opus-5-5), now the default Opus model — 1M context, $4/$20 per Mtok with $0.20/Mtok cache reads”

“Adding support for claude-opus-5.5”

“Support for Opus 5.5, GPT-6-sol, and GPT-6-luna models #12447”

“Added BYOK support for Claude Opus 5.5 with an Anthropic API key. (#64627)”

“The resolved default model changes for 19 providers that do not pin one in builtins.ts: 11 land on Claude Opus 5.5 (Cortecs, CrossModel, DigitalOcean, Eden AI, GitHub Copilot, both LLM Gateway providers, Ofox, Requesty, Vertex, Vivgrid), both StepFun providers move to Step 5 Preview, Above to MiMo V2.6 Flash, Fireworks to Ember-1, Kenari to DeepSeek V4.1 Flash, NanoGPT to Aion 3.5, OpenCode Go to Space Bunny Free, and Pioneer to GLiNER 2.5 Multi.”

“Claude Opus 5.5 Now Available”

“docs(web): add Claude Opus 5.5, GPT 6 Sol, and GPT 6 Luna to Zen (#50708)”

“Claude Opus 5.5”

“Claude Sonnet 4.6”

“Claude Sonnet 4.6 is now available in Kiro”

“Claude Opus 4.7”

“the Claude Opus 4 variants are dropped”

“Changed Bedrock, Vertex, and Claude Platform on AWS to default to Claude Opus 4.8”

“Claude Opus 4.8 Now Available”

“Updated the claude-api skill to default to Claude Opus 5, with a migration path from Opus 4.8”

“Added Claude Opus 5 support for Anthropic and Amazon Bedrock BYOK providers. (#61606)”

“Claude Opus 5”

“The Cline recommended list adds Claude Sonnet 5.5, Claude Opus 5.5, and the stealth/pixel-canary stealth model, and drops Claude Opus 5”

“Claude Opus 5 Now Available”

“Claude Fable 5.1 is generally available in GitHub Copilot”

“Added Claude Fable 5.1 (claude-fable-5-1), now the default Fable model — 1M context, $10/$50 per Mtok with $0.25/Mtok cache reads”

“Most consequentially, Anthropic now resolves to Claude Fable 5.1 instead of Claude Opus 5, and Amazon Bedrock, Vertex, OpenRouter, Vercel AI Gateway, Kilo Gateway, LLM Gateway, DevPass, DigitalOcean, CrossModel, Eden AI, and NanoGPT follow it to Fable 5.1.”

“Improved support for Claude Fable 5.1. (#63571)”

“Devin Fusion can be activated even when Claude Fable 5.1 isn’t available as a lead model.”

“After model access management is enabled, administrators can add Fable 5.1 from Manage approved list and make it available to their users.”

“Claude Opus 4.5”

“Claude Opus 4.6”

“Claude Sonnet 4.5”

“Introducing Claude Sonnet 5: now the default model in Claude Code, with a native 1M-token context window and promotional pricing of $2/$10 per Mtok through August 31.”

“Add support for Claude Sonnet 5 across the Anthropic, Bedrock, Vertex, Claude Code, SAP AI Core, OpenRouter, and Vercel AI Gateway providers, including model picker and recommended-model updates.”

“Added Sonnet 5 to Bedrock provider. (#60360)”

“Claude Sonnet 5”

“Added Claude Fable 5 to the Amazon Bedrock provider. (#59016”

“Support Fable 5 on Vertex.”

“Removed the deprecated Claude Opus 4.1 model from OpenCode Zen. (#61199”