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AnthropicClaude Haiku 4.5

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Claude Haiku 4.5 is Anthropic's fastest current model with near-frontier intelligence.

Token context
200K tokens
Inputs
Text, Image
Outputs
Text
Released
Oct 15, 2025

Benchmark Market Position

Intelligence, Cost, and Efficiency

All rankings →

Intelligence

Rank #41 of 57

  1. 100.0*Claude Opus 5.5
  2. 99.0Claude Fable 5.1
  3. 90.9*GPT-5.5 Pro
  4. 90.0Gemini 3.8 Flash
  5. 85.9GPT-6.1 Sol
  6. 84.6GPT-6 Astra
  7. 83.4*Qwen3.8 Max
  8. 83.3*DeepSeek V4.1 Flash
  9. 82.1Gemini 3.1 Pro
  10. 77.3GPT-5.6 Terra
  11. 74.0*Grok 4.7
  12. 73.5*ERNIE 5.1
  13. 73.3Kimi K3
  14. 71.9*GLM 5.3
  15. 67.5*Qwen3.8 Flash
  16. 64.3*Grok 4.20 Multi Agent
  17. 63.3*Qwen3.7 Plus
  18. 63.1*Claude Sonnet 5
  19. 57.9*DeepSeek V4 Pro
  20. 56.2*GLM 5.3 Flash
  21. 54.6*Mistral Large 4
  22. 54.3*Gemma 4 31B
  23. 52.2Qwen3.8 27B
  24. 50.5*Qwen3.5 397B A17B
  25. 50.1*Hy3
  26. 47.4*Gemma 4 26B A4B
  27. 47.4Inkling
  28. 43.0*Mistral Large 3
  29. 42.3GPT-6 Luna
  30. 37.8*NVIDIA Nemotron 3 Ultra 550B A55B BF16
  31. 35.2*Inkling Small
  32. 33.9*MiniMax M3
  33. 27.0*Kimi K2.7 Code
  34. 25.1*Grok Build 0.1
  35. 20.8GPT-5.4 Mini
  36. 17.8Gemini 3.5 Flash Lite
  37. 17.2*Qwen3.5 35B A3B
  38. 15.7GPT-5.4 Nano
  39. 12.8*Muse Glimmer 30B
  40. 11.7*Solar Pro 4
  41. 9.3*Claude Haiku 4.5
  42. 0.4*DeepSeek R1
  43. 0.0*Olmo 3 32B Think
  44. 0.0*Nova 2 Lite
  45. 0.0*Command A
  46. 0.0*Granite 4.2 30B
  47. 0.0*Granite 4.2 3B
  48. 0.0*Granite 4.2 8B
  49. 0.0*Llama 4 Maverick 17B 128E Instruct
  50. 0.0*Llama 4 Scout 17B 16E Instruct
  51. 0.0*phi-4
  52. 0.0*NVIDIA Nemotron 3 Nano 30B A3B BF16
  53. 0.0*NVIDIA Nemotron 3.5 Lightning 30B A3B
  54. 0.0*GPT-4o
  55. 0.0*GPT-4o Mini
  56. 0.0*gpt-oss-120b
  57. 0.0*gpt-oss-20b
* Provisional: fewer than 3 sources
View full ranking →

Cost

Not ranked in current cohort

Cost not rankedPublished LiveBench output tokens and a current USD output rate are both required.
View full ranking →

Efficiency

Not ranked in current cohort

Efficiency not rankedBoth an eligible intelligence score and a comparable cost estimate are required.
* Provisional: fewer than 3 sources
View full ranking →

The orange outline marks Claude Haiku 4.5. Each available panel preserves its real rank and value; missing benchmark or pricing inputs remain explicitly unranked.

Providers & Pricing

Estimate workload cost →
ProviderInput / 1MOutput / 1MCache read / 1MCache write / 1MObservedEvidence
$1.00$5.00——Sep 3, 2026Provider-reported
$1.00$5.00——Oct 19, 2026Provider-reported

Benchmarks

All benchmark results →
ARC-AGI-1verified-v1-613c385b0c9347.67percent——Claude Haiku 4.5 (Thinking 32K)unknownOriginal sourcewinner eligibleThird-party benchmark
ARC-AGI-2verified-v2-be40992860f94.03percent——Claude Haiku 4.5 (Thinking 32K)unknownOriginal sourcewinner eligibleThird-party benchmark
LMArena Document Arenadocument-2026-09-13-a64ca3b12b6e1,419.97rating—34,677claude-haiku-4-5-20251001; 95% CI [1414.09579972, 1425.83505080]; votes 34677; rank 37unknownOriginal sourcewinner eligibleThird-party benchmark
LMArena Text Arenatext-2026-10-15-a64ca3b12b6e1,396.64rating—149,199claude-haiku-4-5-20251001; 95% CI [1394.24930739, 1399.03971640]; votes 149199; rank 159unknownOriginal sourcewinner eligibleThird-party benchmark

At a Glance

Model Facts

Identity

Status
active
Developer ID
claude-haiku-4-5
Released
Oct 15, 2025
Version
Claude Haiku 4.5
License
Unknown

Capacity

Token context
200K tokens
Maximum output
64K tokens
Total parameters
Unknown
Active parameters
Unknown
Knowledge cutoff
Not reported

Interface and Access

Inputs
Text, Image
Outputs
Text
API available
Yes
Open weights
No
Self-hostable
No
Reasoning
Yes
Vision
Yes
Tool calling
Yes
Capabilities
chat, generation, reasoning, tools

This page represents one developer model product. Dated API snapshots, serving endpoints, pricing, regions, quantizations, and service tiers attach as versioned aliases or provider details and never create duplicate public model records.

Version Lineage

PredecessorUnknown
SuccessorsUnknown
Aliasesclaude-haiku-4-5, claude-haiku-4-5-20251001

Explicit Unknowns

  • Architecture
  • Tokenizer
  • Knowledge cutoff

Primary Evidence

Sources and Observation Date

Models overview | Claude Platform DocsAnthropic · observed Aug 28, 2026Models overview | Claude Platform DocsAnthropic · observed Sep 3, 2026Introducing Claude Haiku 4.5Anthropic · observed Aug 28, 2026Anthropic catalogAnthropic · observed Oct 19, 2026Deepinfra catalogDeepinfra · observed Oct 19, 2026

Comparable Peers

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Questions

Claude Haiku 4.5 FAQs

What is Claude Haiku 4.5?+

Claude Haiku 4.5 is Anthropic's fastest current model with near-frontier intelligence. It is developed by Anthropic and its current sourced lifecycle status is active.

What inputs and outputs does Claude Haiku 4.5 support?+

Claude Haiku 4.5's current record lists Text and Image as input and Text as output.

How much context does Claude Haiku 4.5 support?+

The current record lists a 200K-token context window and a maximum output of 64K tokens.

Is Claude Haiku 4.5 available through an API?+

Claude Haiku 4.5 is marked as API-available. The directly sourced provider records currently include Anthropic and Deepinfra.

How much does Claude Haiku 4.5 cost through an API?+

The lowest directly sourced prices currently attached to Claude Haiku 4.5 are $1.00 per million input tokens through Anthropic and $5.00 per million output tokens through Anthropic. Prices are provider-specific and should be checked against each cited observation date.

What capabilities and tasks does Claude Haiku 4.5 support?+

Claude Haiku 4.5's recorded capabilities are chat, generation, reasoning, and tools. Its supported tasks are image and text.

Can Claude Haiku 4.5 be self-hosted?+

Claude Haiku 4.5 is not marked as an open-weight model. Self-hosting is marked as unsupported, with no license recorded.

Does Claude Haiku 4.5 have related versions or aliases?+

No predecessor is recorded. No successor is recorded. Recorded aliases are claude-haiku-4-5 and claude-haiku-4-5-20251001.

Which models can Claude Haiku 4.5 be compared with?+

The current compatible peer set includes Claude Opus 4.5, Claude Opus 4.8, Claude Opus 5, Claude Sonnet 4.5, and Gemini Computer Use. Compatibility requires shared sourced modalities and tasks; it does not imply that one model is better. Browse model comparisons →

How current is the Model Markets record for Claude Haiku 4.5?+

Claude Haiku 4.5 was last verified Aug 28, 2026 from Anthropic's primary source, “Models overview | Claude Platform Docs.” The evidence is classified as official fact.

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