Sixfinger API

Single API. 41 models. Free Claude access included. 10-20x faster than typical direct endpoints.

Sixfinger is a production-ready AI gateway that routes requests to the best available model family — now with 13 Claude models (Sonnet, Haiku, Opus, Fable) alongside 28+ other LLMs. Streaming, plan-aware access control, and multilingual performance built in.

---

🚀 Why Sixfinger?

Provider	Speed
Sixfinger API	~1,100 char/s
Claude API	~80–120 char/s
Typical GPT APIs	~50–100 char/s

One key. One endpoint. 13 Claude models included free. No provider switching.

---

🧠 Free Claude API Access

Sixfinger now includes free Claude API access — use Claude Sonnet 4.6, Sonnet 4.5, Haiku 4.5, and Sonnet 4 at no cost on the Free plan. Upgrade to Starter+ for Claude Opus, Fable, and 2.5x Fast variants.

Key	Model	Speed	Plan
claude-sonnet-4-6	Claude Sonnet 4.6	Fast	Free
claude-haiku-4-5	Claude Haiku 4.5	Very Fast	Free
claude-sonnet-4-5	Claude Sonnet 4.5	Fast	Free
claude-sonnet-4	Claude Sonnet 4	Fast	Free
claude-fable-5	Claude Fable 5	Fast	Starter+
claude-opus-4-8	Claude Opus 4.8	Fast	Starter+
claude-opus-4-7	Claude Opus 4.7	Fast	Starter+
claude-opus-4-5	Claude Opus 4.5	Fast	Starter+
claude-opus-4-1	Claude Opus 4.1	Fast	Starter+
claude-opus-4	Claude Opus 4	Fast	Starter+
claude-opus-4-8-fast	Opus 4.8 Fast 2.5x	Very Fast	Starter+
claude-opus-4-7-fast	Opus 4.7 Fast 2.5x	Very Fast	Starter+
claude-opus-4-6-fast	Opus 4.6 Fast 2.5x	Very Fast	Starter+

---

Quick Start

curl -X POST https://api.sixfinger.live/v1/chat/completions \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "claude-sonnet-4-6", "messages": [{"role": "user", "content": "Hello!"}]}'

{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "claude-sonnet-4-6",
  "choices": [{
    "index": 0,
    "message": {"role": "assistant", "content": "Hello! How can I help you?"},
    "finish_reason": "stop"
  }],
  "usage": {"prompt_tokens": 10, "completion_tokens": 8, "total_tokens": 18}
}

Python SDK:

pip install sixfinger

from sixfinger import API

client = API(api_key="YOUR_KEY")
response = client.chat("Hello!", model="claude-sonnet-4-6")
print(response.content)

OpenAI SDK:

from openai import OpenAI

client = OpenAI(
    base_url="https://api.sixfinger.live/v1",
    api_key="YOUR_KEY"
)

response = client.chat.completions.create(
    model="claude-sonnet-4-6",
    messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

Streaming (SSE):

from openai import OpenAI

client = OpenAI(base_url="https://api.sixfinger.live/v1", api_key="YOUR_KEY")

for chunk in client.chat.completions.create(
    model="claude-haiku-4-5",
    messages=[{"role": "user", "content": "Tell me a story"}],
    stream=True
):
    content = chunk.choices[0].delta.content
    if content:
        print(content, end="", flush=True)

---

All 41 Models

Key	Model	Size	Language	Plan
llama-8b-instant	Llama 3.1 8B Instant	8B	Multilingual	Free+
allam-2-7b	Allam 2 7B	7B	Turkish / Arabic	Free+
step-3.5-flash	Step 3.5 Flash	—	Multilingual	Free+
nemotron-3-super-120b-a12b	Nemotron 3 Super 120B A12B	120B	Multilingual	Free+
glm-46	GLM-4.6	—	Multilingual	Free+
deepseek-v4-flash-free	DeepSeek V4 Flash Free	—	Multilingual	Free+
mimo-v2.5-free	Mimo V2.5	—	Multilingual	Free+
north-mini-code-free	North Mini Code	—	Multilingual	Free+
nemotron-3-ultra-free	Nemotron 3 Ultra	—	Multilingual	Free+
deepseek-v4-flash	DeepSeek V4 Flash	—	Multilingual	Free+
deepseek-v4-pro	DeepSeek V4 Pro	—	Multilingual	Free+
hy3-preview	HY3 Preview	—	Multilingual	Free+
qwen3.7-plus	Qwen 3.7 Plus	—	Multilingual	Free+
step-3.7-flash	Step 3.7 Flash	—	Multilingual	Free+
gemini-3.1-flash-lite	Gemini 3.1 Flash Lite	—	Multilingual	Free+
gemini-3-flash-preview	Gemini 3 Flash Preview	—	Multilingual	Free+
gpt-5.4-mini	GPT-5.4 Mini	—	Multilingual	Free+
minimax-m3	MiniMax M3	—	Multilingual	Free+
claude-sonnet-4-6	Claude Sonnet 4.6	—	Multilingual	Free+
claude-haiku-4-5	Claude Haiku 4.5	—	Multilingual	Free+
claude-sonnet-4-5	Claude Sonnet 4.5	—	Multilingual	Free+
claude-sonnet-4	Claude Sonnet 4	—	Multilingual	Free+
gpt4-nano	GPT-4.1 Nano	Nano	Multilingual	Starter+
qwen3-32b	Qwen3 32B	32B	Turkish / Chinese	Starter+
llama-70b	Llama 3.3 70B	70B	Multilingual	Starter+
llama-scout-17b	Llama Scout 17B	17B	Multilingual	Starter+
llama-pg2-86m	Llama Prompt Guard 2 86M	86M	Multilingual	Starter+
gpt-oss-20b	GPT-OSS 20B	20B	Multilingual	Starter+
glm-4.5-air	GLM 4.5 Air	—	Multilingual	Starter+
qwen3-coder	Qwen3 Coder	—	Multilingual	Starter+
lfm-2.5-1.2b-thinking	LFM 2.5 1.2B Thinking	1.2B	Multilingual	Starter+
claude-fable-5	Claude Fable 5	—	Multilingual	Starter+
claude-opus-4-8	Claude Opus 4.8	—	Multilingual	Starter+
claude-opus-4-7	Claude Opus 4.7	—	Multilingual	Starter+
claude-opus-4-5	Claude Opus 4.5	—	Multilingual	Starter+
claude-opus-4-1	Claude Opus 4.1	—	Multilingual	Starter+
claude-opus-4	Claude Opus 4	—	Multilingual	Starter+
claude-opus-4-8-fast	Claude Opus 4.8 Fast	—	Multilingual	Starter+
claude-opus-4-7-fast	Claude Opus 4.7 Fast	—	Multilingual	Starter+
claude-opus-4-6-fast	Claude Opus 4.6 Fast	—	Multilingual	Starter+
gpt-oss-120b	GPT-OSS 120B	120B	Multilingual	Pro+

---

Plans

Plan	Price	Requests/mo	Tokens/mo	RPM	RPH
Free	0 USD	200	20,000	3	60
Starter	5 USD	3,000	300,000	15	300
Pro	15 USD	75,000	7,500,000	50	1,500
Plus	39 USD	500,000	50,000,000	150	5,000

All plans include streaming, monthly quota tracking without daily caps, and Claude model access. Start free →

---

Get Your API Key

1. Sign up at https://api.sixfinger.live
2. Verify your email
3. Grab your API key from the dashboard

---

🛠 What You Can Build

• Coding assistants — Claude Opus and Sonnet for complex code generation, Qwen3 Coder for specialized tasks
• Support bots — Claude Haiku for low-latency streaming, Llama 8B for general chat
• Content pipelines — Claude Fable and Opus for creative writing at scale
• Multilingual apps — Claude, Qwen3, and Allam models under one key
• Internal automation — summarization, tagging, and classification with Claude Sonnet
• Reasoning workloads — DeepSeek, Nemotron, and Claude Opus for chain-of-thought tasks

---

Documentation

Full API docs at api.sixfinger.live/docs

Endpoints:

POST /v1/chat/completions                      — OpenAI-compatible chat (stream or sync)
GET  /v1/models                                — List available models (OpenAI-compatible)
GET  /v1/models/:id                            — Get a single model
POST /api/v1/chat                              — Legacy chat (still supported)
GET  /api/v1/stats                             — Usage stats
GET  /health                                   — Health check

---

Contact

sixfingerdev@gmail.com · Built by @sixfingerdev

---

If this saved you time, a star helps a lot!