api.laozhang.ai

A proxy service providing access to OpenAI, Claude, and Gemini models with simplified billing and setup.

Models
231 models
From
$0.0096/M
Speed
--
Updated
7/11/2026
Latency
--
Created At
8/13/2025
Recharge Rate
¥7.00 per $1 quota

Login Methods

GitHub

API Endpoints

  • Endpoint 1Historical / Unverified
    https://laozhang.ai
  • Endpoint 2Historical / Unverified
    https://api.laozhang.ai
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Leaderboard Rankings

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.

About 老张API

老张API is a proxy service that offers access to OpenAI, Claude, and Gemini models through a unified interface. It acts as an intermediary, forwarding requests to official APIs while handling billing and authentication. Key features include:

  • Models: Supports OpenAI models (e.g., GPT-4o, GPT-3.5-turbo), Claude-3.5, and Gemini, with updates aligned to official releases.
  • Setup: Provides API keys and base URLs (e.g., https://api.laozhang.ai/v1) for easy integration, requiring minimal code changes to switch from official endpoints.
  • Pricing: Charges based on usage with rates matching official models; offers discounts (e.g., approximately 20% off official rates for bulk purchases) and supports invoicing.
  • Use Cases: Suitable for custom development, third-party tools (e.g., chat applications), browser extensions, and experiments with AI models.
  • Features: Includes logging for request tracking, no speed limits or usage caps, and encryption for data transmission. New users receive a $0.1 credit for testing.

Health Check

99%Recent availability
History (72 pts)
PastNow

API Benchmarks & Pricing

Compare 363 model rows across audit recency, latest speed tests, throughput, latency, and per-token pricing.

Model
Input ($/M)
Output ($/M)
seed-2-0-code-preview-260328default
$0.479/M$2.88/M
claude-fable-5-thinkingclaude_code
$9.59/M$47.95/M
claude-fable-5-thinkingdefault
$9.59/M$47.95/M
claude-haiku-4-5-20251001-thinkingdefault
$0.959/M$4.79/M
claude-haiku-4-5-20251001-thinkingclaude_code
$0.959/M$4.79/M
claude-mythos-5claude_code
$9.59/M$47.95/M
claude-mythos-5default
$9.59/M$47.95/M
claude-mythos-5-thinkingdefault
$9.59/M$47.95/M
claude-mythos-5-thinkingclaude_code
$9.59/M$47.95/M
claude-opus-4-5-20251101-thinkingdefault
$4.79/M$23.97/M
claude-opus-4-5-20251101-thinkingclaude_code
$4.79/M$23.97/M
claude-opus-4-6-thinkingdefault
$4.79/M$23.97/M
claude-opus-4-6-thinkingclaude_code
$4.79/M$23.97/M
claude-opus-4-7-thinkingclaude_code
$4.79/M$23.97/M
claude-opus-4-7-thinkingdefault
$4.79/M$23.97/M
claude-opus-5-thinkingclaude_code
$71.92/M$215.75/M
claude-opus-5-thinkingdefault
$71.92/M$215.75/M
claude-sonnet-4-20250514-thinkingdefault
$2.88/M$14.38/M
claude-sonnet-4-20250514-thinkingclaude_code
$2.88/M$14.38/M
claude-sonnet-4-5-20250929-thinkingdefault
$2.88/M$14.38/M
claude-sonnet-4-5-20250929-thinkingclaude_code
$2.88/M$14.38/M
claude-sonnet-4-6-thinkingdefault
$2.88/M$14.38/M
claude-sonnet-4-6-thinkingclaude_code
$2.88/M$14.38/M
dall-e-3default
$38.36/M$38.36/M
DeepSeek-V3.2-Exp-thinkingdefault
$0.288/M$0.432/M

Showing 25 of 363 model rows

Recent Test Records

No test records available

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Notes

  • Health checks: Scope: the 72-hour chart and recent availability measure API connectivity only. Each bar summarizes one hour of checks. Targets: LMSpeed tries the configured health check URL and provider status URL first, then API endpoints derived from known API hosts and recent speed-test base URLs. A website host is considered only when it looks like an API endpoint. Probe steps: each candidate goes through DNS lookup, TCP connection, TLS handshake for HTTPS, and an HTTP HEAD request with redirects followed. Probing stops after the first reachable candidate. Reachable criteria: every required network step must succeed. An HTTP response below 500 is treated as reachable, including 401 because it confirms that an authenticated API endpoint responded, except for statuses classified as blocked. Blocked results: HTTP 403, 429, 521, 525, and 530, plus detected WAF or Cloudflare challenges, are shown as blocked and excluded from availability calculations because LMSpeed cannot determine whether the API itself is down. Model availability: when a dedicated test key is configured, LMSpeed sends an authenticated GET request to a derived /models endpoint and compares returned model IDs with this provider's listed models. These per-model results appear in Models & Pricing and are not included in the provider connectivity percentage. Timeouts: TCP connection, TLS handshake, HTTP connectivity, and model requests each use a 20-second timeout. A full run can take longer when several candidates are tried. Frequency: a background worker checks all providers every 5 minutes by default. The 72-hour chart combines those samples into hourly bars, and the schedule may be changed by the service operator. Limit: automated samples are not an SLA and do not guarantee account quota, every model, every region, or successful completion requests. Check the provider's own status page before making operational decisions.
  • Domain Rating data is sourced from Ahrefs. It is a 0–100 backlink-based domain strength signal and does not measure API speed or reliability.
  • Announcements and FAQ are read from this provider's NewAPI status snapshot when available. LMSpeed stores the original content and optional English translations from the provider status source, then shows the localized fields on this page.