Claude Sonnet 4

Anthropicbalanced

Anthropic's balanced model with excellent coding and reasoning. Best price-to-performance ratio.

Context Window

200K

tokens

Max Output

16K

tokens

Input Price

$3

per 1M tokens

Output Price

$15

per 1M tokens

Speed

95

tokens/sec

Released

May 2025

2025-05-22

Blended Cost

$9.00

per 1M tokens

Value Score

9.8

quality per $

Capabilities

ChatVisionCode GenerationFunction Calling

Benchmarks

Quality Index
88
MMLU Pro
89.5
HumanEval (Coding)
93.7
MATH
81.2
Arena ELO
1320

Price vs Quality

6080100$1.00$10.00$100.00Blended cost per 1M tokens (log scale) →GPT-4o — $6.25/1M, quality 85GPT-4o Mini — $0.375/1M, quality 72o3 Mini — $2.75/1M, quality 88o3 — $5.00/1M, quality 94GPT-4.1 — $5.00/1M, quality 89Claude Opus 4 — $45.00/1M, quality 91Claude 3.5 Haiku — $2.40/1M, quality 75Gemini 2.5 Pro — $5.63/1M, quality 92Gemini 2.0 Flash — $0.250/1M, quality 74Llama 4 Maverick — $0.400/1M, quality 80Llama 4 Scout — $0.275/1M, quality 71Mistral Large 2 — $4.00/1M, quality 79Codestral — $0.600/1M, quality 76DeepSeek V3 — $0.685/1M, quality 86DeepSeek R1 — $1.37/1M, quality 91Grok 3 — $9.00/1M, quality 87Grok 3 Mini — $0.400/1M, quality 78Command R+ — $6.25/1M, quality 68Amazon Nova Pro — $2.00/1M, quality 70Qwen 2.5 72B — $0.600/1M, quality 80Qwen 2.5 Coder 32B — $0.300/1M, quality 74Sonar Pro — $9.00/1M, quality 78GPT-5.5 — $17.50/1M, quality 97GPT-5.5 Pro — $105.00/1M, quality 96Claude Opus 4.7 — $15.00/1M, quality 96Gemini 3.1 Pro — $7.00/1M, quality 96DeepSeek V4 Pro — $1.32/1M, quality 89DeepSeek V4 Flash — $0.210/1M, quality 84Qwen 3.6 Plus — $3.50/1M, quality 86Grok 4.3 — $1.88/1M, quality 93Kimi K2.6 — $2.11/1M, quality 92Kimi K3 — $9.00/1M, quality 97Claude Sonnet 4.6 — $9.00/1M, quality 90GLM-5.1 — $2.03/1M, quality 88Claude Opus 4.8 — $15.00/1M, quality 98Qwen 3.7 Max — $5.00/1M, quality 94Claude Fable 5 — $30.00/1M, quality 100MiniMax M3 — $1.50/1M, quality 89GPT-5.6 Sol — $17.50/1M, quality 98GPT-5.6 Terra — $7.00/1M, quality 93GPT-5.6 Luna — $0.700/1M, quality 83Gemini 3.6 Flash — $2.25/1M, quality 90Gemini 3.5 Flash-Lite — $1.40/1M, quality 79Claude Sonnet 5 — $9.00/1M, quality 93GLM-5.2 — $2.90/1M, quality 91Claude Opus 5 — $15.00/1M, quality 99Claude Mythos 5 — $30.00/1M, quality 100Grok 4.5 — $4.00/1M, quality 94Qwen3.8 Max — $4.00/1M, quality 96Claude Sonnet 4 — $9.00/1M, quality 88Claude Sonnet 4
Cheaper is left, more capable is up. 17 of 49 priced models are both cheaper and score at least as high. Self-host models are left off the price axis — their cost depends on the hardware you run them on, not on tokens.

Context Window in Context

  • Codestral256K
  • Claude Sonnet 4200K
  • o3 Mini200K
  • o3200K
  • Claude Opus 4200K
  • Claude 3.5 Haiku200K
  • Sonar Pro200K
  • GLM-5.1200K
Bar length is logarithmic — each full step is 10× the tokens. Shown against the models with the nearest context windows, not the directory extremes.

Todavía no está en nuestro gateway

Swfte Connect no tiene una clave para Claude Sonnet 4, así que aquí no hay nada que ejecutar. Añade tu propia clave del proveedor y llámalo con la misma API que cualquier otro modelo de este directorio.

La petición
curl https://api.swfte.com/agents/v2/gateway/chat/completions \
  -H "Authorization: Bearer $SWFTE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic:claude-sonnet-4-20250514",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
Despliega este modelo con Swfte Connect

About Claude Sonnet 4

Claude Sonnet 4 is a balanced AI model by Anthropic, released on May 22, 2025. It supports a context window of 200K tokens and can generate up to 16K output tokens.

At $3 per million input tokens and $15 per million output tokens, its blended cost of $9.00/1M tokens places it in the premium pricing tier. Its value score of 9.8 reflects the balance of quality and cost.

Using Claude Sonnet 4 with Swfte

Access Claude Sonnet 4 through Swfte Connect, our unified LLM gateway. Connect gives you a single API for 50+ models, with automatic routing, cost optimization, and fallback handling. You can also try Claude Sonnet 4 in our AI Playground before integrating.

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