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Particle

The 2 models Particle serves, direct and through aggregators, with the price and conditions of each offer.

Prices seen via Vercel AI Gateway

No training on promptsNumber of this provider's offers whose published policy says prompts are not used for training, out of all its offers.
Not published
Cheapest on InferIndexModels for which this provider has the lowest price on InferIndex.
0 / 2 models

Offers

AllAt the lowestAbove the lowest 2 of 2 offers
Particle: LLM API prices
Model BlendedA single price that mixes input and output: 3 input tokens for 1 output token, per million tokens. It makes offers easy to rank; your real cost depends on your own mix.$/1M In$/1M Out$/1M ObservationGap to the lowest price we track for this model. CtxThe maximum amount of text, counted in tokens, the model can take in and write in a single request. Past this limit, the request is refused or cut. Offer
DeepSeek V4.1 Flash (deepseek/deepseek-v4.1-flash)Price drop observed: The blended price is 31% lower than before this drop; possibly temporary. · Price drop observed since Oct 9, 2026 $0.303 $0.07 $1.00 2× Lowest on InferIndex: $0.151. 1M Go to offer at Vercel AI Gateway (opens in a new tab)
GLM 5.3 Flash (z-ai/glm-5.3-flash)fp8How finely the model's numbers are stored on the provider's servers. Lower precision (fp8, fp4) is cheaper to run and can slightly change answer quality; "unknown" means the provider doesn't say. $0.175 $0.10 $0.40 2.9× Lowest on InferIndex: $0.059. 1M Go to offer at Vercel AI Gateway (opens in a new tab)

Vercel AI Gateway Every offer of this provider is sold by Vercel AI Gateway.

Blended = (3 × input + output) / 4, per million tokens. Prices in USD, converted at the ECB rate when the provider bills in another currency.