Anthropic: Claude Haiku 5.5
Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use.
AnthropicClaude Haiku 5.5
anthropic/claude-haiku-5.5Intelligence index
36.5
Artificial Analysis
Design Arena
1335 Elo · #12
3d · 56.8% wins
Input
$0.10
per 1M tokens
Output
$0.50
per 1M tokens
Cached input
$0.01
per 1M tokens
Context
1M
tokens it reads
Max output
128K
tokens it writes
Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...
inspect — the catalog entry
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"hugging_face_id": null,
"name": "Anthropic: Claude Haiku 5.5",
"created": 1791397883,
"description": "Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...",
"context_length": 1000000,
"architecture": {
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"input_modalities": [
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"output_modalities": [
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"tokenizer": "Claude",
"instruct_type": null
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"pricing": {
"prompt": "0.0000001",
"completion": "0.0000005",
"web_search": "0.01",
"input_cache_read": "0.00000001",
"input_cache_write": "0.000000125",
"input_cache_write_1h": "0.0000002",
"overrides": [
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"top_provider": {
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"is_moderated": true
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"per_request_limits": null,
"supported_parameters": [
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"default_parameters": {},
"supported_voices": null,
"knowledge_cutoff": null,
"expiration_date": null,
"links": {
"details": "/api/v1/models/anthropic/claude-haiku-5.5-20261007/endpoints"
},
"endpoints": [
"/api/v1/chat/completions",
"/api/v1/completions",
"/api/v1/messages",
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],
"benchmarks": {
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"category": "3d",
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"rank": 12
},
{
"arena": "models",
"category": "asciiart",
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{
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{
"arena": "models",
"category": "dataviz",
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"win_rate": 52.1,
"rank": 15
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{
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"category": "gamedev",
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{
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"category": "svg",
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},
{
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"category": "uicomponent",
"elo": 1272,
"win_rate": 50.6,
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},
{
"arena": "models",
"category": "website",
"elo": 1259,
"win_rate": 48.6,
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}
],
"artificial_analysis": {
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},
"reasoning": {
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"supported_efforts": [
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"high",
"medium",
"low",
"none"
],
"default_effort": "medium"
}
}References (1)
- Stored model catalog — Nov 8, 2026