Kimi K3 vs
Muse Spark 1.2

Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.

Models in this comparison

Provider identity and evidence state stay balanced across the pair.

Moonshot AI

Kimi K3

Model type: Unknown
Evidence state: Supported evidence
Published context: 1,050,000

Muse Spark 1.2

Model type: Proprietary
Evidence state: Estimated evidence
Published context: 1,000,000

Key implications

Insufficient shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.

Input API price: Muse Spark 1.2 has the lower verified rate ($1.25 / 1M tokens vs $3 / 1M tokens).
Output API price: Muse Spark 1.2 has the lower verified rate ($4.25 / 1M tokens vs $15 / 1M tokens).
Context window: Kimi K3 has the larger published context window (1,050,000 tokens vs 1,000,000 tokens).

Shared metric view

A radar is shown only when at least four compatible supported score metrics are published.

Comparable metric detail

AgenticKimi K3: 73.64 · Muse Spark 1.2: 56.48
CodingKimi K3: 78.58 · Muse Spark 1.2: 63.2
KnowledgeKimi K3: 83.8 · Muse Spark 1.2: 60.7
MultimodalGroundedKimi K3: 86.2 · Muse Spark 1.2: Unavailable
OverallKimi K3: 80.61 · Muse Spark 1.2: 61.71

Source metrics

Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.

Source metric comparison
Metric	Unit	Kimi K3	Muse Spark 1.2
Agentic	score	73.64	56.48
Coding	score	78.58	63.2
Knowledge	score	83.8	60.7
MultimodalGrounded	score	86.2	Unavailable
Overall	score	80.61	61.71

Agentic

Unit: score
Kimi K3: 73.64
Muse Spark 1.2: 56.48

Coding

Unit: score
Kimi K3: 78.58
Muse Spark 1.2: 63.2

Knowledge

Unit: score
Kimi K3: 83.8
Muse Spark 1.2: 60.7

MultimodalGrounded

Unit: score
Kimi K3: 86.2
Muse Spark 1.2: Unavailable

Overall

Unit: score
Kimi K3: 80.61
Muse Spark 1.2: 61.71

Pricing and context

Verification is shown beside each selected route. Missing facts remain Not verified.

Kimi K3 pricing routePrimary sourceMuse Spark 1.2 pricing routePrimary source

Route pricing and context comparison
Field	Unit	Kimi K3	Muse Spark 1.2
Input API price	USD / 1M tokens	$3	$1.25
Cached input API price	USD / 1M tokens	$0.3	$0.15
Output API price	USD / 1M tokens	$15	$4.25
Route context	tokens	1,050,000	1,000,000
Input modalities	published list	Not verified	Not verified
Output modalities	published list	Not verified	Not verified

Input API price

Unit: USD / 1M tokens
Kimi K3: $3
Muse Spark 1.2: $1.25

Cached input API price

Unit: USD / 1M tokens
Kimi K3: $0.3
Muse Spark 1.2: $0.15

Output API price

Unit: USD / 1M tokens
Kimi K3: $15
Muse Spark 1.2: $4.25

Route context

Unit: tokens
Kimi K3: 1,050,000
Muse Spark 1.2: 1,000,000

Input modalities

Unit: published list
Kimi K3: Not verified
Muse Spark 1.2: Not verified

Output modalities

Unit: published list
Kimi K3: Not verified
Muse Spark 1.2: Not verified

Evidence provenance

Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.

Publication time: Aug 30, 2026, 2:15 AM UTC
Freshness: Stale — Published weekly benchmark evidence has not refreshed within 8 days.
Methodology: benchlm: benchlm_raw_composite
Model records: Kimi K3 — source benchlm · artifact models · model kimi-3
Muse Spark 1.2 — source benchlm · artifact models · model muse-spark-1-2
Selected price routes: Kimi K3 — route benchlm:kimi-3 · source benchlm · provider moonshot-ai
Muse Spark 1.2 — route benchlm:muse-spark-1-2 · source benchlm · provider meta

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