OpenRouter logo

Thinking Machines: Inkling 2 Small (free) Free API on OpenRouter

Free API Verified
Available from OpenRouter
★★★★★★★★★★ 3.5 Benchmark-backed score

Multimodal MoE reasoning model (594B total, 17B active) for agentic coding, vision, and knowledge work

Free APIOpenAI compatibleReasoningTool callingTextImageReasoning
Try in Playground Compare Save API Key
API Details

Copy-ready connection details

Use these values in your client or SDK.
Base URL
https://openrouter.ai/api/v1
Model ID
thinkingmachines/inkling-2-small:free
API format OpenAI Chat Completions + OpenAI Responses
Technical Details

Thinking Machines: Inkling 2 Small (free) specifications

Provider and model catalog
Context window 1.0M
Max output 131K
Status Online
Family ling
Released Nov 5, 2026
Last updated Nov 10, 2026
Free listing since Nov 9, 2026
Input text, image
Output text
Capabilities reasoning, tool calling, file attachments, temperature control

External benchmark references

Benchmark Score Metric Date
Artificial Analysis Intelligence Index 30.6 Not listed Not listed
AI Recommendation

Should you use Thinking Machines: Inkling 2 Small (free)?

Thinking Machines: Inkling 2 Small (free) is listed for chat, reasoning workloads and supports a 1.0M context window.

Use it when OpenRouter's free tier is enough for evaluation, demos, or light production traffic.

Best for
  • Chat
  • Reasoning
Strengths & Weaknesses

Strengths

  • Strong reasoning profile
  • Long context window
  • Reasoning mode listed
  • Tool calling support

Watch outs

  • Free-tier rate limits apply
Benchmark Overview

Benchmark signals for Thinking Machines: Inkling 2 Small (free)

Measured data
Intelligence General reasoning and instruction following
30.6/100
Speed Observed generation speed
112 tok/s
Context Maximum listed context window
1.0M
Pricing

Thinking Machines: Inkling 2 Small (free) pricing per 1M tokens

Free tier listed
Input $0.3 per 1M tokens
Output $1 per 1M tokens
Access Available OpenRouter
Rate limit 200 req/day (free tier) provider policy
Typical Use Cases

Thinking Machines: Inkling 2 Small (free) use cases

Chat

Thinking Machines: Inkling 2 Small (free) is tagged for chat in this catalog and works with OpenAI-compatible client libraries.

Reasoning

Thinking Machines: Inkling 2 Small (free) is tagged for reasoning in this catalog and works with OpenAI-compatible client libraries.

FAQ

Thinking Machines: Inkling 2 Small (free) free API FAQ

Is Thinking Machines: Inkling 2 Small (free) free to use?

Thinking Machines: Inkling 2 Small (free) is listed with free API access on OpenRouter, subject to the provider's quota and account policy.

What is the Thinking Machines: Inkling 2 Small (free) model ID?

The model ID shown in this catalog is thinkingmachines/inkling-2-small:free.

What are the Thinking Machines: Inkling 2 Small (free) free tier rate limits on OpenRouter?

The listed free tier limit is 200 req/day (free tier). Limits can change per account tier, so confirm against the provider dashboard.

What context window does Thinking Machines: Inkling 2 Small (free) support?

The listed context window is 1.0M tokens with up to 131K output tokens.

Related Models

Related free models similar to Thinking Machines: Inkling 2 Small (free)

View all models
LiquidAI: LFM3-1.7B (free) OpenRouter · 262K · Free tier Recursive: Flint (free) OpenRouter · 262K · Free tier XingChen: Xing4.0 29B A4B (free) OpenRouter · 262K · Free tier NVIDIA: Nemotron 3.5 Super VL (free) OpenRouter · 1.0M · Free tier Dots Studio: Dots3-Note Preview (free) OpenRouter · 512K · Free tier LiquidAI: LFM2.5-2.6B (free) OpenRouter · 66K · Free tier

More about Thinking Machines: Inkling 2 Small (free)

Multimodal reasoning model for visual analysis, planning, and tool use

For API keys, setup steps, and provider-level limits, see the OpenRouter provider page.