Which is cheaper, Ling 3.1 Flash and Grok 4.7?

Ling 3.1 Flash has the lowest input price. Per 1M input tokens: Ling 3.1 Flash from $0.07 and Grok 4.7 from $2.00.

Which has the larger context window, Ling 3.1 Flash and Grok 4.7?

Grok 4.7 has the largest context window: Ling 3.1 Flash 262,144 tokens and Grok 4.7 500,000 tokens.

Can I switch between Ling 3.1 Flash and Grok 4.7 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 (inclusionai/ling-3.1-flash, x-ai/grok-4.7).

Ling 3.1 Flash vs Grok 4.7

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

Estimate monthly cost for these models

Ling 3.1 Flash inclusionAIinclusionai/ling-3.1-flash

Grok 4.7 xAIx-ai/grok-4.7

Creator

inclusionAI

xAI

Released

Oct 2, 2026

Sep 21, 2026

Context window

262K

500K

Input / 1MLowest provider price

$0.07

$2.00

Output / 1MLowest provider price

$0.22

$6.00

Providers

IntelligenceArtificial Analysis index

29.6

35.2

Accepts

Text

Text, Image

Produces

Text

Tool calling

Yes

Structured output

Yes

Reasoning

Yes

Ling 3.1 Flash vs Grok 4.7: summary

Ling 3.1 Flash and Grok 4.7 are both available through FastRouter's OpenAI-compatible API, so switching between them is a change of model id, not a new integration.

Ling 3.1 Flash, from inclusionAI, has a 262,144-token context window, costs $0.07/1M input and $0.22/1M output tokens and scores 29.6 on the Artificial Analysis Intelligence Index.

Grok 4.7, from xAI, has a 500,000-token context window, costs $2.00/1M input and $6.00/1M output tokens and scores 35.2 on the Artificial Analysis Intelligence Index.

Ling 3.1 Flash is the cheapest on input, 29× cheaper than the next model, Grok 4.7 has the largest context window and Grok 4.7 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="inclusionai/ling-3.1-flash", messages=[...]) # or client.chat.completions.create(model="x-ai/grok-4.7", messages=[...])

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Benchmark scores sourced from ArtificialAnalysis