IranRouter
All models
Meta

Meta: Muse Spark 1.2 Contributor

Unavailable

by Meta

meta/muse-spark-1.2-contributor

Muse Spark 1.2 contributor tier is a reasoning model from Meta designed for developers who want to start building at an even lower cost. It’s meaningfully cheaper than Muse Spark...

At a glance

Context window
1Mtokens
Max output
944Ktokens
Knowledge to
Released
2026

Capabilities

CapabilitiesReasoningVisionToolsStructured output
InputTextImageVideoFileAudio
OutputText
ReasoningSupportedxhighhighmediumlowminimal

Performance

Reference uptime

100%

Aug 18Sep 16

Median latency

4,267 ms

Aug 18Sep 16

Throughput

90.3 tok/s

Aug 18Sep 16

IranRouter uptime comes from our own automated probes; the reference figures are daily measurements of this model's upstream routes. Each card shows a 30-day average, and a day without data stays empty.

Popularity

Current rank
Rank change, 7 days

Daily tokens · 90 days

39.3B

Jun 18Sep 15

Ranked by daily token volume across the global model market; the figure above the chart is the daily average.

Supported parameters

include_reasoningmax_tokensreasoningreasoning_effortrepetition_penaltyresponse_formatstructured_outputstemperaturetool_choicetoolstop_ktop_p

Parameters this model accepts; anything else is ignored.

Quick start

from openai import OpenAI

client = OpenAI(
    api_key="ir-...",
    base_url="https://iranrouter.com/v1",
)

resp = client.chat.completions.create(
    model="meta/muse-spark-1.2-contributor",
    messages=[{"role": "user", "content": "سلام!"}],
)
print(resp.choices[0].message.content)

Only base_url and the key change; the rest of your code stays as it is.