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Merged
merged 5 commits into from
Oct 15, 2025
Merged

Add Claude Haiku 4.5 #8673

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480ad4d
feat(models): add Claude Haiku 4.5 dated IDs; remove undated alias
daniel-lxs Oct 15, 2025
076e22a
feat(claude-code): add claude-haiku-4-5-20251001 model
daniel-lxs Oct 15, 2025
e965e00
fix(bedrock): add supportsReasoningBudget for claude-haiku-4-5-20251001
daniel-lxs Oct 15, 2025
7d93904
feat(openrouter): add support for reasoning budget in Claude Haiku 4.5
daniel-lxs Oct 15, 2025
2ca8f15
test(openrouter): update expected reasoning budget models; feat: add …
daniel-lxs Oct 15, 2025
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13 changes: 13 additions & 0 deletions packages/types/src/providers/anthropic.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,19 @@ export const anthropicModels = {
cacheWritesPrice: 0.3,
cacheReadsPrice: 0.03,
},
"claude-haiku-4-5-20251001": {
maxTokens: 64_000,
contextWindow: 200_000,
supportsImages: true,
supportsPromptCache: true,
inputPrice: 1.0,
outputPrice: 5.0,
cacheWritesPrice: 1.25,
cacheReadsPrice: 0.1,
supportsReasoningBudget: true,
description:
"Claude Haiku 4.5 delivers near-frontier intelligence at lightning speeds with extended thinking, vision, and multilingual support.",
},
} as const satisfies Record<string, ModelInfo>

export const ANTHROPIC_DEFAULT_MAX_TOKENS = 8192
13 changes: 13 additions & 0 deletions packages/types/src/providers/bedrock.ts
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Expand Up @@ -169,6 +169,19 @@ export const bedrockModels = {
maxCachePoints: 4,
cachableFields: ["system", "messages", "tools"],
},
"anthropic.claude-haiku-4-5-20251001-v1:0": {
maxTokens: 8192,
contextWindow: 200_000,
supportsImages: true,
supportsPromptCache: true,
inputPrice: 1.0,
outputPrice: 5.0,
cacheWritesPrice: 1.25, // 5m cache writes
cacheReadsPrice: 0.1, // cache hits / refreshes
minTokensPerCachePoint: 2048,
maxCachePoints: 4,
cachableFields: ["system", "messages", "tools"],
},
"anthropic.claude-3-5-sonnet-20240620-v1:0": {
maxTokens: 8192,
contextWindow: 200_000,
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8 changes: 8 additions & 0 deletions packages/types/src/providers/claude-code.ts
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Expand Up @@ -105,4 +105,12 @@ export const claudeCodeModels = {
supportsReasoningBudget: false,
requiredReasoningBudget: false,
},
"claude-haiku-4-5-20251001": {
...anthropicModels["claude-haiku-4-5-20251001"],
supportsImages: false,
supportsPromptCache: true, // Claude Code does report cache tokens
supportsReasoningEffort: false,
supportsReasoningBudget: false,
requiredReasoningBudget: false,
},
} as const satisfies Record<string, ModelInfo>
11 changes: 11 additions & 0 deletions packages/types/src/providers/vertex.ts
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Expand Up @@ -187,6 +187,17 @@ export const vertexModels = {
cacheReadsPrice: 0.3,
supportsReasoningBudget: true,
},
"claude-haiku-4-5@20251001": {
maxTokens: 8192,
contextWindow: 200_000,
supportsImages: true,
supportsPromptCache: true,
inputPrice: 1.0,
outputPrice: 5.0,
cacheWritesPrice: 1.25,
cacheReadsPrice: 0.1,
supportsReasoningBudget: true,
},
"claude-opus-4-1@20250805": {
maxTokens: 8192,
contextWindow: 200_000,
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2 changes: 2 additions & 0 deletions src/api/providers/anthropic.ts
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Expand Up @@ -62,6 +62,7 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
case "claude-3-5-sonnet-20241022":
case "claude-3-5-haiku-20241022":
case "claude-3-opus-20240229":
case "claude-haiku-4-5-20251001":
case "claude-3-haiku-20240307": {
/**
* The latest message will be the new user message, one before
Expand Down Expand Up @@ -122,6 +123,7 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
case "claude-3-5-sonnet-20241022":
case "claude-3-5-haiku-20241022":
case "claude-3-opus-20240229":
case "claude-haiku-4-5-20251001":
case "claude-3-haiku-20240307":
betas.push("prompt-caching-2024-07-31")
return { headers: { "anthropic-beta": betas.join(",") } }
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