Anthropic API Pricing (2026)
Anthropic is an AI safety company that develops the Claude family of models, known for long context windows, prompt caching, and strong instruction-following. Founded in 2021 and headquartered in San Francisco, CA, Anthropic offers 12 active models through their API. All pricing data below is sourced directly from the Anthropic pricing page and is updated regularly.
Prices verified Apr 18, 2026
Anthropic Model Pricing — All Models
All prices are in USD per 1 million tokens ($/M tokens). Input tokens are the text you send to the model; output tokens are the generated response.
| Model | Tier | Input | Output | Cached Input | Batch Input | Batch Output |
|---|---|---|---|---|---|---|
Claude Opus 4.6 Anthropic's latest Opus model with significantly reduced pricing compared to Opus 4.1, offering top-tier performance at accessible cost. | Premium | $5.00/M | $25.00/M | $0.50/M | $2.50/M | $12.50/M |
Claude Opus 4.5 A powerful Opus model offering the same pricing as 4.6 with strong reasoning and coding capabilities. | Premium | $5.00/M | $25.00/M | $0.50/M | $2.50/M | $12.50/M |
Claude Opus 4.1 A high-performance Opus model priced at the premium tier for complex reasoning and analysis tasks. | Premium | $15.00/M | $75.00/M | $1.50/M | $7.50/M | $37.50/M |
Claude Opus 4 Anthropic's most capable model, designed for complex reasoning, nuanced analysis, and long-horizon tasks requiring deep understanding. | Premium | $15.00/M | $75.00/M | $1.50/M | $7.50/M | $37.50/M |
Claude Sonnet 4.6 Anthropic's latest Sonnet model combining high intelligence with fast response times, ideal for production workloads. | Mid | $3.00/M | $15.00/M | $0.30/M | $1.50/M | $7.50/M |
Claude Sonnet 4.5 A high-performance Sonnet model with strong reasoning and the same competitive pricing as Sonnet 4.6. | Mid | $3.00/M | $15.00/M | $0.30/M | $1.50/M | $7.50/M |
Claude Sonnet 4 Anthropic's best combination of intelligence and speed, ideal for enterprise workloads requiring both quality and throughput. | Mid | $3.00/M | $15.00/M | $0.30/M | $1.50/M | $7.50/M |
Claude Haiku 4.5 Anthropic's latest fast and compact model, offering improved performance over Haiku 3.5 at slightly higher pricing. | Budget | $1.00/M | $5.00/M | $0.10/M | $0.50/M | $2.50/M |
Claude Haiku 3.5 Anthropic's fastest and most compact model, designed for near-instant responsiveness and high-volume production workloads. | Budget | $0.80/M | $4.00/M | $0.08/M | $0.40/M | $2.00/M |
Claude Haiku 3 Anthropic's most affordable model, offering basic capabilities at the lowest price in the Claude lineup. | Budget | $0.25/M | $1.25/M | $0.03/M | $0.13/M | $0.63/M |
Claude Opus 4.6 (Fast) Claude Opus 4.6 (Fast) by Anthropic. | Premium | $30.00/M | $150.00/M | — | — | — |
Claude Opus 4.7 Claude Opus 4.7 by Anthropic. | Premium | $5.00/M | $25.00/M | — | — | — |
Prices last verified: 2026-04-18. Always confirm on the official pricing page before production use.
Anthropic Model Capabilities
Key technical capabilities across all Anthropic models. Use this table to identify which models support the features your application requires.
| Model | Context | Max Output | Vision | Functions | JSON Mode | Caching | Batch API | Reasoning |
|---|---|---|---|---|---|---|---|---|
| Claude Opus 4.6 | 200,000 | 128,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Opus 4.5 | 200,000 | 64,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Opus 4.1 | 200,000 | 32,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Opus 4 | 200,000 | 32,000 | ✓ | ✓ | ✓ | ✓ | ✓ | — |
| Claude Sonnet 4.6 | 200,000 | 64,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Sonnet 4.5 | 200,000 | 64,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Sonnet 4 | 200,000 | 64,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Haiku 4.5 | 200,000 | 64,000 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Claude Haiku 3.5 | 200,000 | 8,192 | ✓ | ✓ | ✓ | ✓ | ✓ | — |
| Claude Haiku 3 | 200,000 | 4,096 | ✓ | ✓ | ✓ | ✓ | ✓ | — |
| Claude Opus 4.6 (Fast) | 1,000,000 | 128,000 | ✓ | ✓ | ✓ | — | — | ✓ |
| Claude Opus 4.7 | 1,000,000 | 128,000 | ✓ | ✓ | ✓ | — | — | ✓ |
When to Choose Anthropic
Cost-sensitive workloads
Use Claude Haiku 3 — Anthropic's most affordable model at $0.25/M input / $1.25/M output. Estimated cost at 100K requests/month: $87.50.
Complex or high-accuracy tasks
Use Claude Opus 4.6 — Anthropic's most capable model (premium tier) with a 200,000-token context window. Priced at $5.00/M input / $25.00/M output.
High-volume pipelines
Anthropic models are well-suited for high-throughput workloads. Consider batch API (where supported) for an additional 50% cost reduction on asynchronous pipelines. Check the pricing table above for batch pricing availability.
Compare Anthropic Models vs Competitors
See detailed cost comparisons between Anthropic models and models from other providers, including side-by-side pricing tables and monthly cost projections.
Use Cases for Anthropic Models
Browse use case guides where Anthropic models are recommended, including cost-effective model rankings and monthly cost estimates for each workload.
Frequently Asked Questions: Anthropic API Pricing
What is the cheapest Anthropic model?
The cheapest Anthropic model by input token price is Claude Haiku 3, priced at $0.25/M for input tokens and $1.25/M for output tokens. It is best suited for high-volume, cost-sensitive workloads where speed and price matter most.
What is the most capable Anthropic model?
Claude Opus 4.6 is Anthropic's most capable model, classified as a premium-tier model. It supports a context window of 200,000 tokens and is priced at $5.00/M input / $25.00/M output per million tokens.
How does Anthropic API pricing work?
Anthropic charges per token consumed — separately for input tokens (the text you send) and output tokens (the text the model generates). Prices are listed in USD per 1 million tokens ($/M). Anthropic was founded in 2021 and is headquartered in San Francisco, CA. All pricing shown here is sourced from the official Anthropic pricing page.
Does Anthropic offer batch API pricing?
Yes — 10 Anthropic models support batch processing at reduced rates: Claude Opus 4.6, Claude Opus 4.5, Claude Opus 4.1, and others. Batch API is ideal for asynchronous workloads like bulk data extraction, document processing, or offline classification pipelines. Batch pricing is shown in the pricing table above.
Which Anthropic models support prompt caching?
10 Anthropic models support prompt caching: Claude Opus 4.6, Claude Opus 4.5, Claude Opus 4.1, Claude Opus 4, Claude Sonnet 4.6, Claude Sonnet 4.5, Claude Sonnet 4, Claude Haiku 4.5, Claude Haiku 3.5, Claude Haiku 3. Prompt caching stores repeated context (system prompts, knowledge base content) in memory and applies a discount to cached input tokens, making it highly effective for applications that reuse the same context across many requests.
Which Anthropic models support vision / image inputs?
12 Anthropic models support vision (image input): Claude Opus 4.6, Claude Opus 4.5, Claude Opus 4.1, Claude Opus 4, Claude Sonnet 4.6, Claude Sonnet 4.5, Claude Sonnet 4, Claude Haiku 4.5, Claude Haiku 3.5, Claude Haiku 3, Claude Opus 4.6 (Fast), Claude Opus 4.7. These models can analyze images, charts, screenshots, and documents alongside text prompts.
Anthropic pricing data last verified: 2026-04-18. Prices may change — verify on the official Anthropic pricing page before production use.