Claude Haiku 4.5
Claude Haiku 4.5 is worth evaluating for coding, rag, and agents when its provider route and context window match the workload.
Use it for
- Teams evaluating coding, rag, and agents
- Workloads that can use a 200k context window
- Buyers comparing 4 tracked provider routes
Do not use it for
- Workloads where another current model has stronger sourced task evidence
- Family
- Claude 4.5
- Released
- 2025-10-01
- Context
- 200k
- Max output
- 64,000
- Architecture
- Decoder Only
- Knowledge cutoff
- 2025-02
- Specialization
- general
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Training
- Pretrained
Cheapest of 8 routes · AWS Bedrock
About
Claude Haiku 4.5 is Anthropic's Claude 4.5 model with multimodal text and image input. It offers a 200K-token context window and scores 73.3 on SWE-bench Verified.
Claude Haiku 4.5 is a proprietary model in the Claude 4.5 family. The structured metadata tracks a 200k-token context window, multimodal input, function calling, tool use, structured outputs, and code execution. This page tracks provider routes through Microsoft Foundry, Anthropic, Snowflake Cortex, and 5 more, with the cheapest tracked route listed at $0.8 input and $4 output per 1M tokens. Headline tracked benchmarks include BFCL 68.7, SWE-bench Verified 73.3, and MultiChallenge 50.5.
Top use-case fit: coding, agents, and build tasks
Coding
Q/$ D1 relevant benchmark in the decision map.
RAG
Included by capability and metadata signals in the decision map.
Agents
Q/$ C2 relevant benchmarks in the decision map.
Provider price ladder
Compare all 8Compare API pricing across 4 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Batch in / out | Cache | Route |
|---|---|---|---|---|---|
| AWS Bedrock | $0.800 | $4.00 | - | - | Serverless |
| GCP Vertex AI | $0.800 | $4.00 | - | - | Serverless |
| Anthropic | $1.00 | $5.00 | $0.500 / $2.50 | - | Serverless |
| Microsoft Foundry | $1.00 | $5.00 | - | read $0.100 / 5m $1.25 / 1h $2.00 | ServerlessProvisioned |
Available via routers & gateways(16)
LiteLLM
GatewayOpen-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.
OpenRouter
HybridUnified hybrid gateway to 400+ models from 60+ providers via a single OpenAI-compatible API, with optional auto-routing that selects the best model per prompt.
Portkey
GatewayProduction AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.
AIRouter
RouterCommercial LLM router that analyzes incoming requests and routes to the optimal model for cost/quality/latency via a drop-in OpenAI-compatible API, with a privacy-preserving embedding mode that avoids sending prompt content.
Amazon Bedrock Intelligent Prompt Routing
RouterAWS Bedrock's native intelligent prompt router that routes prompts between Anthropic Claude model tiers (Haiku/Sonnet) based on predicted task complexity, with no extra per-routing charge.
Azure AI Foundry Model Router
RouterMicrosoft Azure AI Foundry's native model router that uses a trained ML model to route each prompt in real time to the optimal Azure-hosted model, with Balanced/Cost/Quality mode selection and automatic failover.
Capabilities
Benchmark peer barsfor Coding
Benchmark scores(3)
| Benchmark | Score | Version | Source |
|---|---|---|---|
| BFCL | 68.7 | v4 | https://gorilla.cs.berkeley.edu/leaderboard.html |
| SWE-bench Verified | 73.3 | SWE-bench Verified | https://www.swebench.com/verified.html |
| MultiChallenge | 50.5 | MultiChallenge | https://labs.scale.com/leaderboard/multichallenge |
Migration checks
No linked migration route is available for this model yet.
Rankings & picks(3)
Comparison and alternatives
Browse all comparisons →Show all 30 popular comparisonssorted by 7-day search impressions
Frequently asked questions
What is the context window of Claude Haiku 4.5?
Claude Haiku 4.5 has a context window of 200k tokens.
What is the max output of Claude Haiku 4.5?
Claude Haiku 4.5 can generate up to 64,000 output tokens.
How much does Claude Haiku 4.5 cost?
Claude Haiku 4.5 pricing ranges from $0.8/1M to $1/1M input tokens depending on the provider.
When was Claude Haiku 4.5 released?
Claude Haiku 4.5 was released on 2025-10-01.
Which providers offer Claude Haiku 4.5?
Claude Haiku 4.5 is available from 8 providers: Microsoft Foundry, Anthropic, Snowflake Cortex, AWS Bedrock, GCP Vertex AI, OpenRouter, Replicate API, Vercel AI Gateway.
What benchmarks has Claude Haiku 4.5 been tested on?
Claude Haiku 4.5 has been evaluated on 3 benchmarks, including BFCL, SWE-bench Verified, MultiChallenge.
Cheapest of 8 routes · AWS Bedrock