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Anthropic API vs Google Gemini API: pricing, quotas & features (2025)

API for Claude — frontier models for chat, tool use, agents, and long-context reasoning
vs. Gemini 2.5 Pro, Flash, Flash-Lite — multimodal + 2M context

Data sourced from vendor documentation · Last updated May 2026

Anthropic website ↗Google AI Studio ↗

Summary

Anthropic API and Google Gemini API are both ai-api platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Google Gemini API has a broader documented feature set (11 vs 0 features). The right choice depends on your existing stack, team experience, and feature requirements. All pricing and quota data below is sourced from Anthropic API and Google Gemini API's official documentation — not generated by AI or estimated.

Anthropic API vs Google Gemini API: Comparativa de precios, cuotas y características (2025)

En esta comparativa analizamos Anthropic API y Google Gemini API lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.

Anthropic API es una plataforma de la categoría ai-api — API for Claude — frontier models for chat, tool use, agents, and long-context reasoning. Ofrece 3 tiers de precio: Opus 4.7 — usage (personalizado), Sonnet 4.6 — usage (personalizado), Haiku 4.5 — usage (personalizado). Su catálogo en Staxly documenta 0 características y 11 interfazes para desarrolladores.

Google Gemini API pertenece a la categoría ai-api — Gemini 2.5 Pro, Flash, Flash-Lite — multimodal + 2M context. Ofrece 4 tiers de precio: Free Tier (AI Studio) gratuito, Paid API (Gemini API) gratuito, Vertex AI (GCP) gratuito, Gemini Enterprise (personalizado). Su catálogo documenta 11 características y 6 interfazes para desarrolladores.

A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.

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Pricing tiers

Anthropic API

Opus 4.7 — usage
Input $5 / output $25 / cache-write $6.25 / cache-read $0.50 per 1M tokens. Batch = 50% off.
Custom
Sonnet 4.6 — usage
Input $3 / output $15 / cache-write $3.75 / cache-read $0.30 per 1M tokens. Batch = 50% off.
Custom
Haiku 4.5 — usage
Input $1 / output $5 / cache-write $1.25 / cache-read $0.10 per 1M tokens. Batch = 50% off.
Custom
Anthropic website ↗

Google Gemini API

Free Tier (AI Studio)
Generous free tier with rate limits. Good for dev + prototyping. Data may be used to improve Google products.
Free
Paid API (Gemini API)
Pay-as-you-go per-token. Data NOT used for training.
$0 base (usage-based)
Vertex AI (GCP)
Enterprise deployment via Google Cloud. Same pricing structure + GCP features (IAM, VPC-SC, CMEK).
$0 base (usage-based)
Gemini Enterprise
Custom. Gemini 2.5 Deep Think model access + Google Workspace + Agentspace.
Custom
Google AI Studio ↗

Free-tier quotas head-to-head

Comparing opus-4-7 on Anthropic API vs free-tier on Google Gemini API.

MetricAnthropic APIGoogle Gemini API
discount batch50 % off—

Features

Anthropic API · 0 features

    Google Gemini API · 11 features

    • Batch API — 50% discount for async processing.
    • Code Execution — Python code interpreter tool (sandboxed).
    • Context Caching — Cache system instructions + tools for up to 90% savings.
    • File API — Upload large files (up to 2 GB) for multimodal prompts.
    • Function Calling — JSON schema-based tool calling. Parallel supported.
    • Grounding with Search — Augment answers with Google Search results. Fact-checked citations returned.
    • Model Tuning — Supervised fine-tuning via AI Studio.
    • Multimodal Live API — Bidirectional streaming voice + video (WebSocket).
    • Safety Settings — Configurable thresholds for harm categories.
    • generateContent API — Core generation endpoint.
    • streamGenerateContent — Streaming variant with SSE.

    Developer interfaces

    KindAnthropic APIGoogle Gemini API
    CLIClaude Code CLI—
    SDKGo SDK, Java SDK, Python SDK, Ruby SDK, TypeScript SDK (@anthropic-ai/sdk)@google/genai, google-genai (Python), google-genai-go
    RESTAWS Bedrock, Google Vertex AI, Microsoft Azure AI, REST API (Messages + Agents)Gemini REST API, Vertex AI Endpoint
    MCP—Gemini MCP

    Key takeaways

    • Both Anthropic API and Google Gemini API offer a free tier — Anthropic API ("Opus 4.7 — usage") and Google Gemini API ("Free Tier (AI Studio)") — with no credit card required to start.
    • Google Gemini API has a broader documented feature set (11 features) vs. Anthropic API (0 features) in Staxly's catalog.
    • Developer integrations differ: only Anthropic API offers CLI/UI; only Google Gemini API offers MCP.
    Staxly is an independent catalog of developer platforms. Some links to Anthropic API and Google Gemini API may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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