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Impossibl

Impossibl

76 models available

Documentation

Models

Browse all models from Impossibl

GPT-5.1

impossibl

ReasoningTool UseVision

Input

$1.25/1M

Output

$10.00/1M

Context

400K

Max Output

128K

GPT-4 Turbo

impossibl

Tool UseVision

Input

$10.00/1M

Output

$30.00/1M

Context

128K

Max Output

4K

GPT-5.1 Codex

impossibl

ReasoningTool UseVision

Input

$1.25/1M

Output

$10.00/1M

Context

400K

Max Output

128K

GPT-5 Nano

impossibl

ReasoningTool UseVision

Input

$0.05/1M

Output

$0.40/1M

Context

400K

Max Output

128K

o3

impossibl

ReasoningTool UseVision

Input

$2.00/1M

Output

$8.00/1M

Context

200K

Max Output

100K

GPT-5.6 Terra

impossibl

ReasoningTool UseVision

Input

$2.00/1M

Output

$12.00/1M

Context

1.1M

Max Output

128K

GPT-4.1

impossibl

Tool UseVision

Input

$2.00/1M

Output

$8.00/1M

Context

1.0M

Max Output

33K

o4-mini

impossibl

ReasoningTool UseVision

Input

$1.10/1M

Output

$4.40/1M

Context

200K

Max Output

100K

GLM-5

impossibl

ReasoningTool UseOpen Weights

Input

$1.00/1M

Output

$3.20/1M

Context

205K

Max Output

131K

GLM-4.5-Air

impossibl

ReasoningTool UseOpen Weights

Input

$0.20/1M

Output

$1.10/1M

Context

131K

Max Output

98K

GLM-5.1

impossibl

ReasoningTool UseOpen Weights

Input

$1.40/1M

Output

$4.40/1M

Context

200K

Max Output

131K

GLM-5.2

impossibl

ReasoningTool UseOpen Weights

Input

$1.40/1M

Output

$4.40/1M

Context

1.0M

Max Output

131K

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API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
IMPOSSIBL_API_KEY
API Base URL
https://api.impossibl.com/v1
Documentation
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