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Combinator
CombinatorOpen models, built for agents
Fast responses. Lower-cost cached context. One API key for the OpenAI and Anthropic SDKs.
Inference speed, cost, and cache hits
Nemotron 3.5 Lightning 30B, 1 of 4
Lower cached input price (USD / 1M tokens)
- Cache hit rateNot published
Your session stays warm
Session-aware routing keeps repeat calls close to cached context.
One session, one replica.
Repeat calls prefer the replica holding their context.
No hint needed.
Provide a session ID, or let automatic affinity use the conversation when available.
Reported, billed as cached.
Cache hits appear in usage and are billed at the cached rate. Hits stay best effort.
What agents actually pay
Per 1M input tokens, at each model's measured cache hit rate.
Price per 1M input tokens, log scale
$0.01$0.02$0.05$0.10$0.20
- List price $0.10Effective input $0.0129.0x
cheaper, 98.8% cache hit
- List price $0.10Effective input $0.0195.4x
cheaper, 90.7% cache hit
Streams report cached tokens when usage is requested. Your usage page shows your own billed figures.
4 models
FiltersAll models
Capabilities
GLM 5.3 Flash
TrendingModel capabilities: Tool calling / JSON mode / Streaming / Image input
$0.10
per 1M input tokens
$0.01
per 1M cached input tokens
$0.40
per 1M output tokens
98.8%
cache hit, last 24 hours
254.1
output tok/s, model only
Effective input $0.012 per 1M at that hit rate Effective input rate $0.012 per 1M tokens, from the measured cache share on billed agent traffic in the last 24 hours.
Nemotron 3.5 Lightning 30B
Model capabilities: Tool calling / JSON mode / Streaming
$0.05
per 1M input tokens
$0.01
per 1M cached input tokens
$0.15
per 1M output tokens
Cache hit rate not yet published
cache hit, not yet published
540.9
output tok/s, model only
Qwen3.8 27B
Model capabilities: Tool calling / JSON mode / Streaming / Image input
$0.10
per 1M input tokens
$0.01
per 1M cached input tokens
$0.40
per 1M output tokens
90.7%
cache hit, last 24 hours
140
output tok/s, end to end
Effective input $0.019 per 1M at that hit rate Effective input rate $0.019 per 1M tokens, from the measured cache share on billed agent traffic in the last 24 hours.
Ornith 1.5 35B
Model capabilities: Tool calling / JSON mode / Streaming / Image input
$0.10
per 1M input tokens
$0.01
per 1M cached input tokens
$0.40
per 1M output tokens
Cache hit rate not yet published
cache hit, not yet published
216
output tok/s, model only
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