Verified claim · AI-ML · 85% confidence
ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost.
Last verified 2026-05-16 · Methodology veritas-v0.1 · 1853e2c2c1277656
Structured fields
- Subject
- ByteDance Doubao 1.5 Pro
- Predicate
publicly_released_on- Object
- 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost
- Confidence
- 85%
- Tags
- doubao-1-5-pro · bytedance · moe · chinese-llm · released_on · 2025
Sources (2)
[1] official blog · ByteDance Doubao Team · 2025-01-22
Doubao 1.5 Pro 技术发布[2] docs · Volcano Engine (ByteDance) · 2025-01-22
Volcano Engine Doubao 1.5 Pro documentation
Cite this claim
Ready-to-paste citation (Markdown / plain text):
ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost. — SourceScore Claim 1853e2c2c1277656 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/1853e2c2c1277656.jsonEmbed this claim
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<iframe src="https://sourcescore.org/embed/claim/1853e2c2c1277656/" width="100%" height="360" frameborder="0" loading="lazy" title="ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost."></iframe>Preview: open in new tab
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Frequently asked questions
Is the claim "ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost." verified?
Yes — SourceScore verified this claim with 85% confidence as of 2026-05-16. The verification uses 2 primary sources cross-referenced against the SourceScore methodology (version veritas-v0.1). Full source list + signed JSON envelope linked below.
What is the evidence for "ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost."?
Evidence comes from 2 primary sources: ByteDance Doubao Team, Volcano Engine (ByteDance). Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/1853e2c2c1277656.json includes an HMAC-SHA256 signature for audit verification.
When was this claim last verified by SourceScore?
Last verified 2026-05-16 under methodology version veritas-v0.1. The signed JSON envelope is dated and cryptographically signed for audit trail. Re-verification cadence depends on the claim type and source freshness.
How can I cite this SourceScore claim in my code or article?
Fetch the signed JSON envelope from https://sourcescore.org/api/v1/claims/1853e2c2c1277656.json which includes the verbatim claim, primary sources, confidence, methodology version, last-verified date, and HMAC-SHA256 signature for audit. The CC-BY-4.0 license permits commercial use with attribution to SourceScore.
Use this claim in your code
Fetch this signed envelope from your application. The response includes the verbatim excerpt, primary source URLs, and an HMAC-SHA256 signature you can verify locally for audit trails.
cURL
curl https://sourcescore.org/api/v1/claims/1853e2c2c1277656.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/1853e2c2c1277656.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/1853e2c2c1277656.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "ByteDance Doubao 1.5 Pro publicly released on: 2025-01-22 by ByteDance — MoE LLM matching GPT-4o quality on Chinese benchmarks, lower inference cost."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_bytedance_doubao_1_5_pro_fact() -> dict:
"""Fetch the verified SourceScore claim for ByteDance Doubao 1.5 Pro."""
r = httpx.get("https://sourcescore.org/api/v1/claims/1853e2c2c1277656.json")
return r.json()