Catalog
Every tool, one key.
AI models and search APIs behind a single key per client project, with more tools every month. No provider accounts to open, no keys to juggle.
What a project key can call.
Add a tool to a client’s workflow and nothing else changes: same key, same wallet, same report.
Anthropic
AI ModelsEvery Claude model: Fable 5.1, Opus 5.5, Sonnet 5, Haiku 4.5 and the whole 4.x line. Drop-in for the Anthropic SDK, with prompt caching, thinking and web search priced as Anthropic bills them.
/proxy/anthropicOpenAI
AI ModelsEvery OpenAI model: GPT-6, GPT-5.x, o-series, image generation, embeddings, text-to-speech, transcription and audio chat. Drop-in for the OpenAI SDK (Chat Completions and Responses).
/proxy/openaiPerplexity
SearchPerplexity Agent API and Search API: Sonar plus GPT, Claude, Gemini and Grok with live web search, billed at exactly what Perplexity charges per response.
/proxy/perplexityWhat each model costs through keyone.
USD per million tokens, as charged to your wallet. Image, audio and embedding models are listed in the dashboard catalog.
Anthropic
12 models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| claude-fable-5 | $13.00 | $65.00 |
| claude-fable-5-1 | $13.00 | $65.00 |
| claude-haiku-4-5 | $1.30 | $6.50 |
| claude-opus-4-5 | $6.50 | $32.50 |
| claude-opus-4-6 | $6.50 | $32.50 |
| claude-opus-4-7 | $6.50 | $32.50 |
| claude-opus-4-8 | $6.50 | $32.50 |
| claude-opus-5 | $6.50 | $32.50 |
| claude-opus-5-5 | $5.20 | $26.00 |
| claude-sonnet-4-5 | $3.90 | $19.50 |
| claude-sonnet-4-6 | $3.90 | $19.50 |
| claude-sonnet-5 | $2.60 | $13.00 |
OpenAI
34 models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| chat-latest | $6.50 | $39.00 |
| gpt-4.1 | $2.60 | $10.40 |
| gpt-4.1-mini | $0.520 | $2.08 |
| gpt-4.1-nano | $0.130 | $0.520 |
| gpt-4o | $3.25 | $13.00 |
| gpt-4o-mini | $0.195 | $0.780 |
| gpt-5 | $1.63 | $13.00 |
| gpt-5-mini | $0.325 | $2.60 |
| gpt-5-nano | $0.065 | $0.520 |
| gpt-5-pro | $19.50 | $156.00 |
| gpt-5-search-api | $1.63 | $13.00 |
| gpt-5.1 | $1.63 | $13.00 |
| gpt-5.2 | $2.27 | $18.20 |
| gpt-5.2-pro | $27.30 | $218.40 |
| gpt-5.3-codex | $2.27 | $18.20 |
| gpt-5.4 | $3.25 | $19.50 |
| gpt-5.4-mini | $0.975 | $5.85 |
| gpt-5.4-nano | $0.260 | $1.63 |
| gpt-5.4-pro | $39.00 | $234.00 |
| gpt-5.5 | $6.50 | $39.00 |
| gpt-5.5-cyber | $16.25 | $97.50 |
| gpt-5.5-pro | $39.00 | $234.00 |
| gpt-5.6-cyber | $16.25 | $97.50 |
| gpt-5.6-luna | $0.260 | $1.56 |
| gpt-5.6-sol | $5.20 | $26.00 |
| gpt-5.6-terra | $2.60 | $15.60 |
| gpt-6-astra | $13.00 | $65.00 |
| gpt-6-luna | $0.130 | $0.650 |
| gpt-6-sol | $2.60 | $13.00 |
| gpt-rosalind-research | $6.50 | $32.50 |
| o3 | $2.60 | $10.40 |
| o3-mini | $1.43 | $5.72 |
| o3-pro | $26.00 | $104.00 |
| o4-mini | $1.43 | $5.72 |
Perplexity
37 models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| anthropic/claude-fable-5 | $13.00 | $65.00 |
| anthropic/claude-fable-5-1 | $13.00 | $65.00 |
| anthropic/claude-haiku-4-5 | $1.30 | $6.50 |
| anthropic/claude-opus-4-5 | $6.50 | $32.50 |
| anthropic/claude-opus-4-6 | $6.50 | $32.50 |
| anthropic/claude-opus-4-7 | $6.50 | $32.50 |
| anthropic/claude-opus-4-8 | $6.50 | $32.50 |
| anthropic/claude-opus-5 | $6.50 | $32.50 |
| anthropic/claude-opus-5-5 | $5.20 | $26.00 |
| anthropic/claude-sonnet-4-5 | $3.90 | $19.50 |
| anthropic/claude-sonnet-4-6 | $3.90 | $19.50 |
| anthropic/claude-sonnet-5 | $2.60 | $13.00 |
| google/gemini-3-flash-preview | $0.650 | $3.90 |
| google/gemini-3.1-flash-lite | $0.325 | $1.95 |
| google/gemini-3.1-pro-preview | $2.60 | $15.60 |
| google/gemini-3.5-flash | $1.95 | $11.70 |
| google/gemini-3.5-flash-lite | $0.390 | $3.25 |
| google/gemini-3.6-flash | $1.95 | $9.75 |
| google/gemini-3.7-flash | $0.975 | $4.88 |
| google/gemini-3.8-flash | $0.975 | $4.88 |
| openai/gpt-5.5 | $6.50 | $39.00 |
| openai/gpt-5.6-luna | $0.260 | $1.56 |
| openai/gpt-5.6-sol | $5.20 | $26.00 |
| openai/gpt-5.6-terra | $2.60 | $15.60 |
| openai/gpt-6-luna | $0.130 | $0.650 |
| openai/gpt-6-sol | $2.60 | $13.00 |
| perplexity/glm-5.3 | $1.82 | $5.72 |
| perplexity/kimi-k3 | $3.90 | $19.50 |
| perplexity/nemotron-3-ultra-550b-a55b | $0.325 | $3.25 |
| perplexity/sonar | $0.325 | $3.25 |
| xai/grok-4.20-multi-agent | $1.63 | $3.25 |
| xai/grok-4.20-non-reasoning | $1.63 | $3.25 |
| xai/grok-4.20-reasoning | $1.63 | $3.25 |
| xai/grok-4.3 | $1.63 | $3.25 |
| xai/grok-4.5 | $2.60 | $7.80 |
| xai/grok-4.6 | $2.60 | $7.80 |
| xai/grok-4.7 | $2.60 | $7.80 |
Change the base URL and the key.
keyone is a drop-in for the OpenAI and Anthropic SDKs. Streaming, tools and provider headers pass straight through.
from openai import OpenAI
from anthropic import Anthropic
client = OpenAI(
base_url="https://getkeyone.com/api/proxy/openai/v1",
api_key="kone_live_a2…", # Durand · Quote generator
)
# Same key, another tool: no new account, no new secret
claude = Anthropic(
base_url="https://getkeyone.com/api/proxy/anthropic",
api_key="kone_live_a2…",
)Catalog: questions.
Pick one client.
Know what their AI costs.
Connect a project, set its budget, and see its usage in one place.
No monthly subscription. Add funds when you’re ready to run. Or book a demo
