GLM-5.3 Flash API pricing

Name: GLM-5.3 Flash API
Brand: Z.ai
SKU: glm/glm-5.3-flash
Price: 1350 IDR
Availability: InStock

Use GLM-5.3 Flash by Z.ai through Vikey from Rp1.350 per 1M input tokens, about 50% below the official price. Pay in Rupiah with QRIS.

GLM-5.3 Flash pricing

-50%

Input: ~~Rp2.700~~Rp1.350
Output: ~~Rp9.000~~Rp4.500
Cache read: Rp270

Per 1M tokens. Official price struck through.

About GLM-5.3 Flash

Model id: glm/glm-5.3-flash
Context window: 1M tokens
Capabilities: vision

Use GLM-5.3 Flash with your coding agent

Point the base URL and API key to Vikey, then select GLM-5.3 Flash. Works with Claude Code, Codex, opencode and other tools that support an OpenAI or Anthropic base URL.

Terminal

export ANTHROPIC_BASE_URL=https://api.vikey.ai
export ANTHROPIC_AUTH_TOKEN=YOUR_VIKEY_API_KEY
export ANTHROPIC_MODEL=glm/glm-5.3-flash
export ANTHROPIC_DEFAULT_HAIKU_MODEL=openai/gpt-6-luna
claude

~/.codex/config.toml

# First run: export VIKEY_API_KEY=YOUR_VIKEY_API_KEY
model = "glm/glm-5.3-flash"
model_provider = "vikey"

[model_providers.vikey]
name = "Vikey"
base_url = "https://api.vikey.ai/v1"
env_key = "VIKEY_API_KEY"
wire_api = "responses"

~/.config/opencode/opencode.jsonc

// First run: export VIKEY_API_KEY=YOUR_VIKEY_API_KEY
{
  "$schema": "https://opencode.ai/config.json",
  "provider": {
    "vikey": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "Vikey",
      "options": {
        "baseURL": "https://api.vikey.ai/v1",
        "apiKey": "{env:VIKEY_API_KEY}"
      },
      "models": {
        "glm/glm-5.3-flash": {},
        "openai/gpt-6-luna": {}
      }
    }
  },
  "model": "vikey/glm/glm-5.3-flash",
  "small_model": "vikey/openai/gpt-6-luna"
}

curl

curl https://api.vikey.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_VIKEY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "glm/glm-5.3-flash", "messages": [{"role": "user", "content": "Halo"}]}'

See the full guide in the docs

Frequently asked questions

How much does the GLM-5.3 Flash API cost on Vikey?

Rp1.350 per 1M input tokens and Rp4.500 per 1M output tokens. You pay as you go, with no monthly fee.

How do I use GLM-5.3 Flash with Claude Code or Codex?

Create an API key on Vikey, then change the base URL and API key in your agent. After that, select GLM-5.3 Flash as the model. The docs have the full steps.

Can I use GLM-5.3 Flash together with other models?

Yes. One Vikey API key works for every model. Just change the model name in your request or in your agent settings.

Can I pay for GLM-5.3 Flash with QRIS?

Yes. Top up with QRIS from Rp10.000, no credit card needed. The same balance works for every model on Vikey.

See all models

GLM-5.3 Flash API pricing

GLM-5.3 Flash pricing

About GLM-5.3 Flash

Use GLM-5.3 Flash with your coding agent

Frequently asked questions

Similar models

Start using GLM-5.3 Flash today