Mercury 2.5 API: Pricing and Specs

Mercury 2.5 API

Mercury 2.5 is a large language model by Inception, available on the Venice API as mercury-2-5. Requests are anonymized, so the provider never sees your identity.Mercury 2.5 is a diffusion-based reasoning model from Inception with fast parallel token generation, tunable reasoning, tool calling, and structured output support.

Mercury 2.5 API pricing

Model ID	Variant	Privacy	Price
`mercury-2-5`	Standard	Anonymized	$0.25 / $0.9375 per 1M

Mercury 2.5 specifications

Spec	Value
Provider	Inception
Released	Sep 8, 2026
Privacy	Anonymized
Status	Stable
Context window	260K tokens
Max output	64K tokens
Reasoning effort	none, low, medium, high

How to use the Mercury 2.5 API

Send requests to POST https://api.venice.ai/api/v1/chat/completions with "model": "mercury-2-5" and your API key.

curl https://api.venice.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mercury-2-5",
    "messages": [{ "role": "user", "content": "Explain TEE attestation in two sentences." }],
    "reasoning_effort": "high"
  }'

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Mercury 2.5 API

Mercury 2.5 API pricing

Mercury 2.5 specifications

How to use the Mercury 2.5 API

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