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feat(model): add Claude Opus/Sonnet 4.6 and MiniMax M2.5 model presets#384

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c121914yu merged 3 commits intolabring:mainfrom
c121914yu:feat/add-new-models-2026-02-20
Feb 21, 2026
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feat(model): add Claude Opus/Sonnet 4.6 and MiniMax M2.5 model presets#384
c121914yu merged 3 commits intolabring:mainfrom
c121914yu:feat/add-new-models-2026-02-20

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Changes

New Models Added

Claude (Anthropic)

  • claude-opus-4-6-20260205: Released 2026-02-05. 1M context window (beta), 128K max output, vision + reasoning + toolChoice
  • claude-sonnet-4-6-20260217: Released 2026-02-17. 1M context window (beta), 64K max output, vision + reasoning + toolChoice. Pricing: $3/$15 per MTok

MiniMax

  • MiniMax-M2.5: Released 2026-02-13. 204K context, reasoning + toolChoice, ~60 TPS
  • MiniMax-M2.5-highspeed: Released 2026-02-13. 204K context, reasoning + toolChoice, ~100 TPS

Already Up-to-date

Notes

  • Claude Opus 4.6 is the first Opus-level model with 1M token context (beta), with 128K output limit
  • Claude Sonnet 4.6 achieves near-Opus performance at 1/5 the price
  • MiniMax M2.5 achieves SOTA on SWE-Bench Verified among open models, with 37% faster task completion vs M2.1

- Add claude-opus-4-6-20260205: 1M context, 128K output, vision+reasoning+toolChoice
- Add claude-sonnet-4-6-20260217: 1M context, 64K output, vision+reasoning+toolChoice
- Add MiniMax-M2.5: 204K context, reasoning+toolChoice
- Add MiniMax-M2.5-highspeed: 204K context, reasoning+toolChoice (100 TPS)
Copilot AI review requested due to automatic review settings February 20, 2026 07:05
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Pull request overview

This PR adds support for the latest Claude 4.6 and MiniMax M2.5 model variants released in early February 2026. These models bring enhanced capabilities including extended context windows (1M tokens for Claude models) and improved reasoning capabilities.

Changes:

  • Added Claude Opus 4.6 (20260205) and Claude Sonnet 4.6 (20260217) with 1M context windows, vision, reasoning, and tool choice support
  • Added MiniMax M2.5 and M2.5-highspeed variants with 204K context, reasoning, and tool choice capabilities

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File Description
modules/model/provider/Claude/index.ts Adds two new Claude 4.6 model presets (Opus and Sonnet) with 1M context window and enhanced capabilities
modules/model/provider/MiniMax/index.ts Adds two new MiniMax M2.5 model presets (standard and highspeed variants) with 204K context

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github-actions bot commented Feb 21, 2026

Build Successful - Preview Images for this PR:

registry.cn-hangzhou.aliyuncs.com/fastgpt/fastgpt-plugin-pr:96cf0e263e623cefc894ae813002f3001b2b6150

Changed packages:
None

@c121914yu c121914yu merged commit d8ab7fa into labring:main Feb 21, 2026
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