Claude Haiku 4.5 (latest)

Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance across reasoning, coding, and computer-use tasks, Haiku 4.5 brings frontier-level capability to real-time and high-volume applications.

It introduces extended thinking to the Haiku line; enabling controllable reasoning depth, summarized or interleaved thought output, and tool-assisted workflows with full support for coding, bash, web search, and computer-use tools. Scoring >73% on SWE-bench Verified, Haiku 4.5 ranks among the world’s best coding models while maintaining exceptional responsiveness for sub-agents, parallelized execution, and scaled deployment.

anthropic/claude-haiku-4-5
Organization
Anthropic
Providers
27
Context
200,000
Output limit
64,000
Knowledge
2025-02-28
Release
2025-10-15
Updated
2025-10-15
Weights
Closed
Input
text, image, pdf
Output
text
Capabilities
Tools, Reasoning, Temperature

Providers

Compare every cataloged offer for this model, including its provider, route, token limits, price, and capabilities.

38 offers · USD per million tokens
ProviderModel IDContextOutputInput / output · 1MReasoningToolsStructuredDetails
AIHubMix
claude-haiku-4-5
200,00064,000$1.10 / $5.50YesYes—
View
Anthropic
claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
AnyAPI
anthropic/claude-haiku-4-5
200,00064,000— / —YesYes—
View
Cloudflare AI Gateway
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYesYes
View
Cortecs
claude-haiku-4-5
200,00064,000$0.996 / $4.982YesYesYes
View
CrossModel
anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
Databricks
databricks-claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYes—
View
DevPass (LLM Gateway)
claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYes—
View
GitHub Copilot
claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYes—
View
Impossibl
anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYes—
View
Kilo Gateway
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYesYes
View
LLM Gateway
vertex-anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
LLM Gateway
aws-bedrock/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
LLM Gateway
anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
Model Oracle AI
claude-haiku-4.5
200,00064,000— / —YesYes—
View
NanoGPT
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00NoYesYes
View
NanoGPT
anthropic/claude-haiku-4.5:thinking
200,00064,000$1.00 / $5.00YesYesYes
View
NEAR AI Cloud
anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYes—
View
Neon
claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
Ofox
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYes—
View
Amazon Bedrockvia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.10 / $5.50YesYesYes
View
Amazon Bedrockvia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.00 / $5.00YesYesYes
View
Amazon Bedrockvia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.10 / $5.50YesYesYes
View
Anthropicvia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.00 / $5.00YesYesYes
View
Azurevia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.00 / $5.00YesYesYes
View
Googlevia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.10 / $5.50YesYesYes
View
Googlevia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.10 / $5.50YesYesYes
View
Googlevia OpenRouter
anthropic/claude-haiku-4.5
unknown
200,00064,000$1.00 / $5.00YesYesYes
View
Opper
claude-haiku-4-5
200,00064,000$1.10 / $5.50YesYesYes
View
OrcaRouter
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYes—
View
Pioneer
claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYes—
View
Requesty
claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
Requesty
claude-haiku-4-5@eu
200,00064,000$1.10 / $5.50YesYesYes
View
SAP AI Core
anthropic--claude-4.5-haiku
200,00064,000$1.00 / $5.00YesYes—
View
Snowflake Cortex
claude-haiku-4-5
200,00016,384— / —YesYes—
View
Tempr Gateway
anthropic/claude-haiku-4-5
200,00064,000$1.00 / $5.00YesYesYes
View
Vercel AI Gateway
anthropic/claude-haiku-4.5
200,00064,000$1.00 / $5.00YesYes—
View
Xpersona
claude-haiku-4-5
200,000128,000$0.60 / $3.70YesYes—
View

Prices and limits apply to each offer. A dash means the value is not provided. OpenRouter offers show the hosting provider and routing channel separately.

Pricing

Compare token rates and cache charges across available routes and hosting configurations.

USD per million tokens
Input from$0.60Per 1M input tokens
Output from$3.70Per 1M output tokens
Available offers38Across 27 providers

Lowest listed input and output prices across the offers above; they may belong to different providers. These are base rates, before conditional pricing, discounts or additional fees.

Endpoint price comparisonLatest observed snapshot · 8 lowest-priced configurations
InputOutput
Amazon Bedrockamazon-bedrock/global
$1.00$5.00
Anthropicanthropic
$1.00$5.00
Azureazure/global
$1.00$5.00
Googlegoogle-vertex/global
$1.00$5.00
Amazon Bedrockamazon-bedrock/us
$1.10$5.50
Amazon Bedrockamazon-bedrock/eu-west-1
$1.10$5.50
Googlegoogle-vertex/us-east5
$1.10$5.50
Googlegoogle-vertex/europe
$1.10$5.50
anthropic/claude-haiku-4.5Observed
Input
$1.00
Output
$5.00
Cache read
$0.10
Cache write
$1.25
Cache write · 1 hour
$2.00
Additional fees and pricing conditions
web search
$0.01 / search
Hosting prices through OpenRouter All endpoints and cache rates
EndpointInput / 1MOutput / 1MCache read / 1MCache write / 1M
Amazon Bedrockamazon-bedrock/us$1.10$5.50$0.11$1.375
Amazon Bedrockamazon-bedrock/global$1.00$5.00$0.10$1.25
Amazon Bedrockamazon-bedrock/eu-west-1$1.10$5.50$0.11$1.375
Anthropicanthropic$1.00$5.00$0.10$1.25
Azureazure/global$1.00$5.00$0.10$1.25
Googlegoogle-vertex/us-east5$1.10$5.50$0.11$1.375
Googlegoogle-vertex/europe$1.10$5.50$0.11$1.375
Googlegoogle-vertex/global$1.00$5.00$0.10$1.25

Each row is a hosting configuration. Open an offer in Providers for its full pricing conditions and additional fees. Endpoint observations may differ from the routing catalog's base price.

Performance

Review reported latency and output-throughput percentiles from the latest observed rolling window.

Latest 30-minute observation

Time to first token · milliseconds

Latency distributionRolling 30-minute snapshot · 6 endpoints
P50P75P90P99
Amazon Bedrockamazon-bedrock/us
660–2,029.94 ms
Amazon Bedrockamazon-bedrock/global
795–3,998.63 ms
Amazon Bedrockamazon-bedrock/eu-west-1
819.5–4,973.41 ms
Anthropicanthropic
560–2,543.26 ms
Azureazure/global
584–18,058.1 ms
Googlegoogle-vertex/us-east5
2,570.5–2,691.65 ms
All latency percentiles 8 endpoints
EndpointP50P75P90P99
Amazon Bedrockamazon-bedrock/us660 ms1,047 ms1,306.7 ms2,029.94 ms
Amazon Bedrockamazon-bedrock/global795 ms1,162 ms1,661.7 ms3,998.63 ms
Amazon Bedrockamazon-bedrock/eu-west-1819.5 ms1,206.5 ms1,729.8 ms4,973.41 ms
Anthropicanthropic560 ms683.25 ms980.9 ms2,543.26 ms
Azureazure/global584 ms1,290 ms2,102.4 ms18,058.1 ms
Googlegoogle-vertex/us-east52,570.5 ms2,595.75 ms2,627.7 ms2,691.65 ms
Googlegoogle-vertex/europe568 ms695.5 ms956.5 ms1,826.9 ms
Googlegoogle-vertex/global674 ms1,305 ms2,321.2 ms4,447.64 ms

Output throughput · tokens per second

Throughput distributionRolling 30-minute snapshot · 6 endpoints
P50P75P90P99
Amazon Bedrockamazon-bedrock/us
131–161 t/s
Amazon Bedrockamazon-bedrock/global
71–214 t/s
Amazon Bedrockamazon-bedrock/eu-west-1
92–208.44 t/s
Anthropicanthropic
77–168 t/s
Azureazure/global
81–136 t/s
Googlegoogle-vertex/us-east5
194–197.71 t/s
All throughput percentiles 8 endpoints
EndpointP50P75P90P99
Amazon Bedrockamazon-bedrock/us131 t/s140 t/s145 t/s161 t/s
Amazon Bedrockamazon-bedrock/global71 t/s91 t/s123 t/s214 t/s
Amazon Bedrockamazon-bedrock/eu-west-192 t/s119.5 t/s153 t/s208.44 t/s
Anthropicanthropic77 t/s94 t/s115 t/s168 t/s
Azureazure/global81 t/s100.5 t/s131.9 t/s136 t/s
Googlegoogle-vertex/us-east5194 t/s195.75 t/s197 t/s197.71 t/s
Googlegoogle-vertex/europe76 t/s90 t/s91.8 t/s95.78 t/s
Googlegoogle-vertex/global82 t/s94 t/s115.8 t/s139.39 t/s

Percentiles describe the observed request distribution. These are snapshots of a rolling window, not a historical time series.

Uptime

Compare successful request rates across the latest 5-minute, 30-minute, and 24-hour observations.

Successful requests by window
Availability by endpointCurrent overlapping windows · 8 endpoints
Endpoint5 minutes30 minutes24 hours
Amazon Bedrockamazon-bedrock/us
Amazon Bedrockamazon-bedrock/global
Amazon Bedrockamazon-bedrock/eu-west-1
Anthropicanthropic
Azureazure/global
Googlegoogle-vertex/us-east5
Googlegoogle-vertex/europe
Googlegoogle-vertex/global

Reported by OpenRouter at the time of collection; rate-limited requests are excluded. A dash means no measurement was reported. This is not a live availability check.

Benchmarks

Review attributed evaluation results on each source's original scale.

External evaluations
anthropic/claude-haiku-4.5Observed
Benchmark profileArtificial Analysis · shared source scale from 0 to 50
Coding43.9
Agentic8
Intelligence16.9
Design ArenaCategoryEloWin rateRank
models3d1,08841.1%90
modelsasciiart1,15149.3%44
modelscodecategories1,12144.9%87
modelsdataviz1,13345.6%85
modelsgamedev1,11044.7%84
modelssvg1,02539.1%79
modelsuicomponent1,10742.6%87
modelswebsite1,12945.1%89

Sources: Artificial Analysis and Design Arena, via OpenRouter. Scores retain their original scales and are not OpenAI Suite ratings.

Detailed evaluations

Evaluation scoresAccuracy or item F1 · higher is better
tau bench verified airlineAnthropic: Claude Haiku 4.5
67.111%
gpqa diamondAnthropic: Claude Haiku 4.5
72.862%
EvaluationConfigurationSourceResultsDetails
models · asciiartClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,151 Elo
Details
models · svgClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,025 Elo
Details
Composite indicesClaude 4.5 Haiku (Reasoning)anthropic/claude-4.5-haiku-20251001Artificial AnalysisIntelligence 16.9 · Coding 43.9 · Agentic 8
Details
tau bench verified airlineAnthropic: Claude Haiku 4.5anthropic/claude-4.5-haiku-20251001OpenRouter67.111%
Details
models · 3dClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,088 Elo
Details
models · datavizClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,133 Elo
Details
models · uicomponentClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,107 Elo
Details
models · gamedevClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,110 Elo
Details
models · codecategoriesClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,121 Elo
Details
models · websiteClaude Haiku 4.5anthropic/claude-4.5-haiku-20251001Design Arena1,129 Elo
Details
gpqa diamondAnthropic: Claude Haiku 4.5anthropic/claude-4.5-haiku-20251001OpenRouter72.862%
Details

Sources: Artificial Analysis, Design Arena and OpenRouter. Evaluation configurations and scales differ; results are not interchangeable. Updated Oct 4, 2026.

Apps & session costs

Compare observed median session costs for applications using this model, grouped by conversation length.

30-day sample · through Sep 27, 2026
ApplicationModel routeTurnsMedian cost / sessionDetails
Kilo Codeanthropic/claude-4.5-haiku-202510011 turn
$0.001129
Details
Hermes Agentanthropic/claude-4.5-haiku-202510011 turn
$0.016955
Details
Claude Codeanthropic/claude-4.5-haiku-2025100110–49 turns
$0.247356
Details
Claude Codeanthropic/claude-4.5-haiku-2025100150+ turns
$1.301097
Details
Claude Codeanthropic/claude-4.5-haiku-202510012–9 turns
$0.046374
Details
Hermes Agentanthropic/claude-4.5-haiku-2025100110–49 turns
$0.20396
Details
Claude Codeanthropic/claude-4.5-haiku-202510011 turn
$0.008975
Details
Hermes Agentanthropic/claude-4.5-haiku-2025100150+ turns
$1.462951
Details
Hermes Agentanthropic/claude-4.5-haiku-202510012–9 turns
$0.037328
Details

Source: OpenRouter, as of Oct 2, 2026. Published under CC BY 4.0. These are observed costs per session, not token prices or a forecast for your workload. Apps are compared separately.

Activity

Daily prompt and completion tokens reported for this model's routes in OpenRouter's top 50. Missing days have no published value.

Last 90 complete UTC days
Daily token usage2,149,323,806,119 reported tokens · 62 days with observations
Jul 6, 2026Oct 3, 2026
Daily observations · 62 days
Date (UTC)Reported tokensReported routes
Sep 9, 202635,773,270,6691
Sep 8, 202646,532,610,0841
Sep 4, 202633,185,651,8761
Sep 3, 202637,036,342,5381
Sep 2, 202643,345,538,4311
Sep 1, 202641,138,215,8281
Aug 31, 202635,778,927,8901
Aug 30, 202626,690,446,1521
Aug 29, 202626,888,785,5971
Aug 28, 202634,634,271,7971
Aug 27, 202638,107,037,5781
Aug 26, 202639,875,874,1601
Aug 25, 202638,713,153,9061
Aug 24, 202637,661,688,8511
Aug 23, 202625,484,277,8241
Aug 22, 202624,029,338,9081
Aug 21, 202633,961,091,7131
Aug 20, 202638,397,190,3651
Aug 19, 202639,000,579,3531
Aug 18, 202638,644,088,3571
Aug 17, 202633,434,462,2281
Aug 16, 202624,618,337,1891
Aug 15, 202629,201,979,5841
Aug 14, 202633,146,359,1641
Aug 13, 202640,388,597,9941
Aug 12, 202639,107,524,9981
Aug 11, 202636,544,611,2281
Aug 10, 202635,515,191,2201
Aug 9, 202624,719,674,6491
Aug 8, 202624,745,123,0491
Aug 7, 202633,334,275,9701
Aug 6, 202637,669,514,6281
Aug 5, 202643,979,918,0051
Aug 4, 202638,082,741,8151
Aug 3, 202638,544,432,0361
Aug 2, 202624,582,718,7011
Aug 1, 202635,998,764,3771
Jul 31, 202640,263,898,7471
Jul 30, 202636,289,289,6081
Jul 29, 202633,710,547,7021
Jul 28, 202636,231,034,9081
Jul 27, 202635,715,584,1471
Jul 26, 202624,917,100,4731
Jul 25, 202623,706,567,8411
Jul 24, 202636,096,060,1691
Jul 23, 202634,986,268,8201
Jul 22, 202638,331,860,7281
Jul 21, 202635,891,837,7471
Jul 20, 202637,863,462,2841
Jul 19, 202633,519,418,4311
Jul 18, 202631,492,973,0711
Jul 17, 202637,097,842,6371
Jul 16, 202637,276,940,3741
Jul 15, 202634,646,506,3061
Jul 14, 202636,664,851,5881
Jul 13, 202634,966,626,8491
Jul 12, 202624,519,600,0671
Jul 11, 202626,642,566,8021
Jul 10, 202636,049,222,6271
Jul 9, 202636,920,094,4181
Jul 8, 202638,359,470,0321
Jul 7, 202638,671,571,0311

Source: OpenRouter (openrouter.ai/rankings), as of Oct 4, 2026. CC BY 4.0. Totals include only individually published routes. Tokenizers differ by provider; the aggregated “other” category is never assigned to a model.

Technical details & API

Explore specifications, supported parameters, reasoning controls, and API identifiers for each OpenRouter route.

Current route specifications
anthropic/claude-haiku-4.5Observed
Context
200,000
Maximum output
64,000
Tokenizer
Claude
Input
text, image, file
Output
text
Moderation
Yes
Added to OpenRouter
2025-10-15
Base URLhttps://openrouter.ai/api/v1
Model IDanthropic/claude-haiku-4.5
Version IDanthropic/claude-4.5-haiku-20251001

Reasoning

Required
No
Enabled by default
Not reported
Default effort
—
Supported efforts
—

Supported parameters

  • include_reasoning
  • max_completion_tokens
  • max_tokens
  • reasoning
  • response_format
  • stop
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_p

Frequently asked questions

Answers based on the model metadata and serving offers currently in the catalog.

How much does Claude Haiku 4.5 (latest) cost?

Listed rates start at $0.60 per million input tokens and $3.70 per million output tokens. Prices vary by provider and configuration; see Pricing for details.

Which providers offer Claude Haiku 4.5 (latest)?

There are 38 cataloged offers across 27 providers. Compare model IDs, prices and limits in Providers.

What is the context window?

The cataloged model context is 200,000 tokens. Each serving endpoint may apply a different limit.

Does it support tools and structured output?

Tool calling: Yes. Structured output: Not reported. Support can vary by endpoint.

Catalog history · 2 recorded revisions

Metadata observations since this model was first cataloged. These are not model release versions.

  • · e28966f5b31b
  • · e6602649c58c