feat(cost): add Claude Sonnet 4.6 model support#5579
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chitalian merged 2 commits intoHelicone:mainfrom Feb 18, 2026
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feat(cost): add Claude Sonnet 4.6 model support#5579chitalian merged 2 commits intoHelicone:mainfrom
chitalian merged 2 commits intoHelicone:mainfrom
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Add Claude Sonnet 4.6 (claude-sonnet-4-6-20260217) with support for Anthropic, Vertex, and Bedrock providers. Pricing: / per MTok (≤200K), /.50 per MTok (>200K) Context: 1M tokens, Max output: 64K tokens Files added: - packages/cost/models/authors/anthropic/claude-4.6-sonnet/model.ts - packages/cost/models/authors/anthropic/claude-4.6-sonnet/endpoints.ts Files modified: - packages/cost/models/authors/anthropic/index.ts - packages/cost/providers/anthropic/index.ts - packages/cost/unified/models.ts - valhalla/jawn/src/lib/handlers/StripeIntegrationHandler.ts
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…able yet) Verified against Anthropic API - the dated version claude-sonnet-4-6-20260217 returns not_found. Only the alias 'claude-sonnet-4-6' works currently.
colegottdank
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Feb 19, 2026
PR #5579 added `claude-sonnet-4-6` but the Anthropic API returns the dated version `claude-sonnet-4-6-20260217`. This caused $0 cost calculations since the exact string match failed. Adds the dated model ID to both the legacy cost lookup and unified models mapping. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
H2Shami
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Feb 20, 2026
PR #5579 added `claude-sonnet-4-6` but the Anthropic API returns the dated version `claude-sonnet-4-6-20260217`. This caused $0 cost calculations since the exact string match failed. Adds the dated model ID to both the legacy cost lookup and unified models mapping. Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
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Summary
Add Claude Sonnet 4.6 (released Feb 17, 2026) with support for Anthropic, Vertex, and Bedrock providers.
Pricing
Model Details
claude-sonnet-4-6-20260217Changes
New files:
packages/cost/models/authors/anthropic/claude-4.6-sonnet/model.ts— model metadatapackages/cost/models/authors/anthropic/claude-4.6-sonnet/endpoints.ts— provider endpoints (anthropic, vertex, bedrock)Modified files:
packages/cost/models/authors/anthropic/index.ts— register model + endpointspackages/cost/providers/anthropic/index.ts— legacy ModelRow entrypackages/cost/unified/models.ts— unified model mappingvalhalla/jawn/src/lib/handlers/StripeIntegrationHandler.ts— Stripe billing model listNotes
claude-sonnet-4-6-20260217based on naming convention — verify against actual API response