Which is cheaper, Gemini 3.8 Flash and Inkling Small?

Inkling Small has the lowest input price. Per 1M input tokens: Gemini 3.8 Flash from $0.75 and Inkling Small from $0.45.

Which has the larger context window, Gemini 3.8 Flash and Inkling Small?

Gemini 3.8 Flash has the largest context window: Gemini 3.8 Flash 1,048,576 tokens and Inkling Small 524,288 tokens.

Which is smarter, Gemini 3.8 Flash and Inkling Small?

Gemini 3.8 Flash scores highest on the Artificial Analysis Intelligence Index: Gemini 3.8 Flash 30.8 and Inkling Small 12.9.

Can I switch between Gemini 3.8 Flash and Inkling Small without changing my code?

Yes. All of them are served through FastRouter's OpenAI-compatible API, so switching is a change of the model parameter (google/gemini-3.8-flash, thinkingmachines/inkling-small).

Gemini 3.8 Flash vs Inkling Small

Side-by-side pricing per provider, context window, benchmark scores and speed, all on one OpenAI-compatible API.

Estimate monthly cost for these models

Gemini 3.8 Flash Googlegoogle/gemini-3.8-flash

Inkling Small Thinking Machinesthinkingmachines/inkling-small

Creator

Google

Thinking Machines

Released

Sep 2, 2026

Jul 30, 2026

Context window

1.05M

524K

Max output

66K

262K

Input / 1MLowest provider price

$0.75

$0.45

Output / 1MLowest provider price

$3.75

$1.20

Providers

IntelligenceArtificial Analysis index

30.8

12.9

Accepts

Text, Image, Audio, Video, Files

Text, Image, Audio

Produces

Text

Tool calling

Yes

Structured output

Yes

Reasoning

Yes

Gemini 3.8 Flash vs Inkling Small: summary

Gemini 3.8 Flash and Inkling Small are both available through FastRouter's OpenAI-compatible API, so switching between them is a change of model id, not a new integration.

Gemini 3.8 Flash, from Google, has a 1,048,576-token context window, costs from $0.75/1M input and $3.75/1M output tokens across 2 providers and scores 30.8 on the Artificial Analysis Intelligence Index.

Inkling Small, from Thinking Machines, has a 524,288-token context window, costs $0.45/1M input and $1.20/1M output tokens and scores 12.9 on the Artificial Analysis Intelligence Index.

Inkling Small is the cheapest on input, 1.7× cheaper than the next model, Gemini 3.8 Flash has the largest context window and Gemini 3.8 Flash scores highest for intelligence.

Switch with one line

client = OpenAI(base_url="https://api.fastrouter.ai/api/v1", api_key="<FASTROUTER_API_KEY>") client.chat.completions.create(model="google/gemini-3.8-flash", messages=[...]) # or client.chat.completions.create(model="thinkingmachines/inkling-small", messages=[...])

Full API docs

Frequently asked questions

More comparisons

Benchmark scores sourced from ArtificialAnalysis