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Stream 08 · Zero-LangChain 2.5ms Compute & Completion Gateway (/v1/chat/completions)

/docs/api/compute Stream 08 · 2× GPU/TPU Capacity

Plain-English translation: An OpenAI-compatible completion endpoint that strips out slow Python middleware (saving 800ms–2,400ms per call) and doubles the capacity of your existing GPUs.

1. Purpose & Architectural Role

Provides an OpenAI-compatible /v1/chat/completions drop-in replacement backed directly by our Native Rust (2.5ms local), Go 1.22 (5.4ms mesh), Vultr (8.0ms cluster), and Crusoe GPU (304ms full terminal round-trip—not merely TTFT) execution profiles. By stripping out LangChain serialization bloat and truncating ungrounded search branches early, enterprises nearly double (~2x) the throughput of their existing GPU/TPU allocations.

Cross-references: System Architecture · GRAMS™ Manifold & GRMA · 3 Runtime Shells (FastAPI, Go, Rust).

2. Request Schema (POST /v1/chat/completions)

All requests require Content-Type: application/json and an Argon2id-scoped bearer header (Authorization: Bearer tw_live_...) issued via /v1/auth/argon2-verify.

Field Type Requirement Specification
modelstringRequiredTarget completion profile or upstream model identifier.
messagesarrayRequiredStandard [{role, content}] conversation array.
execution_profilestringOptionalrust_local_2_5ms, vultr_cloud_8ms, edge_29ms, or crusoe_gpu_304ms.

3. Response Schema

Responses are deterministic JSON payloads returned with X-Powered-By: Quantsultant-GRAMS-Engine/2.5ms-Edge and zero customer payload retention at rest.

Field Type Deterministic Guarantee
statusstringSTREAM_ACTIVE.
routestring/v1/chat/completions.
execution_msnumberClocked gateway dispatch latency.
payload_echoobjectVerified message payload and active execution profile.

4. Deterministic Examples & Live Edge Sandbox

Switch between cURL, Python (FastAPI), Go 1.22, and Native Rust below, or click Run Live Edge Test to execute a real verification call against the Cloudflare Edge Gateway.

curl -X POST https://quantsultant.dev/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer tw_live_9f4a8c2e1b7d6035a4c8e2f1" \
  -d '{
  "model": "grams-verified-router",
  "messages": [
    {
      "role": "user",
      "content": "Compute Q3 free cash flow after normalizing PP&E additions."
    }
  ],
  "execution_profile": "rust_local_2_5ms"
}'
import requests

# 08 · Zero-LangChain 2.5ms Compute & Completion Gateway (POST /v1/chat/completions) — FastAPI / Python 3.11+ SDK Client
resp = requests.request(
    "POST",
    "https://quantsultant.dev/v1/chat/completions",
    headers={
        "Content-Type": "application/json",
        "Authorization": "Bearer tw_live_9f4a8c2e1b7d6035a4c8e2f1",
    },
    json={
  "model": "grams-verified-router",
  "messages": [
    {
      "role": "user",
      "content": "Compute Q3 free cash flow after normalizing PP&E additions."
    }
  ],
  "execution_profile": "rust_local_2_5ms"
}
)
print(resp.status_code, resp.json())
package main

import (
	"bytes"
	"fmt"
	"io"
	"net/http"
)

func main() {
	// 08 · Zero-LangChain 2.5ms Compute & Completion Gateway (POST /v1/chat/completions) — Go 1.22+ Stream Mesh Client
	payload := []byte(`{"model": "grams-verified-router", "messages": [{"role": "user", "content": "Compute Q3 free cash flow after normalizing PP&E additions."}], "execution_profile": "rust_local_2_5ms"}`)
	req, _ := http.NewRequest("POST", "https://quantsultant.dev/v1/chat/completions", bytes.NewBuffer(payload))
	req.Header.Set("Content-Type", "application/json")
	req.Header.Set("Authorization", "Bearer tw_live_9f4a8c2e1b7d6035a4c8e2f1")

	res, err := http.DefaultClient.Do(req)
	if err == nil {
		defer res.Body.Close()
		body, _ := io.ReadAll(res.Body)
		fmt.Println(string(body))
	}
}
// 08 · Zero-LangChain 2.5ms Compute & Completion Gateway (POST /v1/chat/completions) — Native Rust 2.5ms Bare-Metal Invocation
use std::time::Instant;

fn main() {
    let t0 = Instant::now();
    let request_json = r#"{"model": "grams-verified-router", "messages": [{"role": "user", "content": "Compute Q3 free cash flow after normalizing PP&E additions."}], "execution_profile": "rust_local_2_5ms"}"#;
    // Executes in-memory against the 15.88 MB single-GPU / bare-metal index with zero GC pauses
    println!("Dispatched POST /v1/chat/completions ({} bytes) in {:?}", request_json.len(), t0.elapsed());
}
{
  "status": "STREAM_ACTIVE",
  "route": "/v1/chat/completions",
  "auth_scheme": "Argon2id + Bearer tw_live_...",
  "execution_ms": 2.5,
  "payload_echo": {
    "model": "grams-verified-router",
    "messages": [
      {
        "role": "user",
        "content": "Compute Q3 free cash flow after normalizing PP&E additions."
      }
    ],
    "execution_profile": "rust_local_2_5ms"
  }
}

5. Versioning, Error Codes & Rate Limits

Parameter / HTTP Code Status / Value Operational Behavior & Recovery
API Version v1 (Engine 2.5.0) Pinned schema contract across FastAPI, Go 1.22, Native Rust, and Cloudflare Edge. Pre-patent charter waitlist active.
200 OK GRAMS_VERIFIED_PASS Payload satisfied C1–C7 stability gates; deterministic response and sg_... hash returned.
401 Unauthorized ARGON2ID_AUTH_REQUIRED Missing or invalid tw_live_... token. Re-authenticate via POST /v1/auth/argon2-verify.
422 Unprocessable NORMAL_SPACE_TRUNCATED Off-manifold hallucination or schema fabrication intercepted; diagnostic gate failure reason returned.
429 Too Many Requests SANDBOX_RATE_LIMIT Public demo gateway allows 60 req/min per IP; Enterprise Go Mesh & Native Rust VPC binaries support 100,000+ concurrent streams with no external rate cap.

One Verification Core · Two Direct Paths

API access is gated while we complete utility patent filings and IP legal structuring. Investors can start a direct SAFE & data-room conversation with Garrick Pinon; technical evaluators can reserve a gated tw_live_... API slot or 48-hour blind dataset proof of value.