Phi-3 Small 128K
Advancing the state-of-the-art in AI and computing.
Cheapest of 2 routes · Microsoft Foundry
About
Phi-3 Small 128K is Microsoft Research's Phi-3 model. It offers a 128K-token context window with weights openly available for self-hosting and scores 51.9 on GPQA.
Provider price ladder
Compare all 2Compare API pricing across 2 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| Microsoft Foundry | $0.350 | $1.05 | ServerlessProvisioned |
| NVIDIA NIM | - | - | ProvisionedPartial |
Available via routers & gateways(6)
LiteLLM
GatewayOpen-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.
Portkey
GatewayProduction AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.
Azure AI Foundry Model Router
RouterMicrosoft Azure AI Foundry's native model router that uses a trained ML model to route each prompt in real time to the optimal Azure-hosted model, with Balanced/Cost/Quality mode selection and automatic failover.
Helicone
GatewayObservability-first AI gateway with routing, caching, rate limiting, and request tracing; Apache 2.0 open-source core with a managed hosted tier for logging and analytics.
Kong AI Gateway
GatewayMulti-LLM AI gateway built on Kong Gateway 3.x, adding semantic routing, load balancing, guardrails, and MCP traffic analytics as plugins over Kong's existing API management platform.
NVIDIA LLM Router Blueprint
RouterNVIDIA's open-source AI blueprint for LLM routing that selects the optimal model per prompt via intent classification or neural auto-routing; being deprecated 2026-06-20.
Capabilities
No model capability flags are currently sourced.
Benchmark peer barsfor Coding
Benchmark scores(4)
| Benchmark | Score | Version | Evaluation | Source |
|---|---|---|---|---|
| Google-Proof Q&A | 51.9 | diamondObserved 2026-03-06 | — | Source |
| HellaSwag | 90.8 | 10-shotObserved 2026-03-06 | — | Source |
| HumanEval | 73.8 | pass@1Observed 2026-03-06 | — | Source |
| Massive Multitask Language Understanding | 78.1 | 5-shotObserved 2026-03-06 | — | Source |
Migration checks
No linked migration route is available for this model yet.
Rankings & picks(1)
Advancing the state-of-the-art in AI and computing.
Cheapest of 2 routes · Microsoft Foundry