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Deployment Brief

Baidu: ERNIE 4.5 21B A3B

Baidu: ERNIE 4.5 21B A3B is a cost-efficient model with standard context support, suited to agent workflows for enterprise teams.

Try Baidu: ERNIE 4.5 21B A3B with your team

Last reviewed: 2026-04-28

Context Window
120,000
Input / 1M
$0.11
Output / 1M
$0.42

What can you do with Baidu: ERNIE 4.5 21B A3B?

Practical ways teams can use Baidu: ERNIE 4.5 21B A3B inside governed AI workflows.

01

Build workflow automations with Baidu: ERNIE 4.5 21B A3B

Plan agent steps, transform data between tools, create structured outputs, and support repeatable operations with Baidu: ERNIE 4.5 21B A3B.

02

Create knowledge-base answers with Baidu: ERNIE 4.5 21B A3B

Answer employee questions from internal policies, product docs, training material, and operating procedures with Baidu: ERNIE 4.5 21B A3B.

03

Improve security reviews with Baidu: ERNIE 4.5 21B A3B

Classify risk, draft incident summaries, review access patterns, and create remediation action lists with Baidu: ERNIE 4.5 21B A3B.

04

Create presentations with Baidu: ERNIE 4.5 21B A3B

Turn notes, research, and meeting outcomes into structured slide outlines, speaker notes, and executive narratives with Baidu: ERNIE 4.5 21B A3B.

05

Code and debug with Baidu: ERNIE 4.5 21B A3B

Draft features, explain unfamiliar code, generate tests, review pull requests, and reason through implementation tradeoffs with Baidu: ERNIE 4.5 21B A3B.

06

Summarize long documents with Baidu: ERNIE 4.5 21B A3B

Condense contracts, policies, technical specs, RFPs, and research reports into decision-ready summaries with Baidu: ERNIE 4.5 21B A3B.

07

Analyze spreadsheets with Baidu: ERNIE 4.5 21B A3B

Interpret CSV exports, explain variance, generate formulas, and identify operational or financial patterns with Baidu: ERNIE 4.5 21B A3B.

08

Draft customer communications with Baidu: ERNIE 4.5 21B A3B

Create support replies, sales follow-ups, onboarding emails, renewal messages, and account updates with Baidu: ERNIE 4.5 21B A3B.

09

Prepare legal and compliance reviews with Baidu: ERNIE 4.5 21B A3B

Extract obligations, flag risky clauses, compare policy language, and prepare review checklists with Baidu: ERNIE 4.5 21B A3B.

10

Research competitors and markets with Baidu: ERNIE 4.5 21B A3B

Synthesize market signals, positioning, pricing context, customer segments, and competitive risks with Baidu: ERNIE 4.5 21B A3B.

11

Support finance planning with Baidu: ERNIE 4.5 21B A3B

Draft budget narratives, explain spend drivers, create forecast assumptions, and summarize vendor costs with Baidu: ERNIE 4.5 21B A3B.

12

Generate product and marketing copy with Baidu: ERNIE 4.5 21B A3B

Create landing-page drafts, positioning variants, launch messaging, ad concepts, and campaign briefs with Baidu: ERNIE 4.5 21B A3B.

Why this model

Baidu: ERNIE 4.5 21B A3B is available in Remova as a standard context option with $0.11 per 1M tokens input pricing, $0.42 per 1M tokens output pricing, and text->text modality support for enterprise AI operations.

  • Baidu: ERNIE 4.5 21B A3B offers standard context capacity for enterprise prompts and documents.
  • Current Remova pricing band is cost-efficient: $0.11 per 1M tokens input and $0.42 per 1M tokens output.
  • Best-fit workloads include: Agent workflows.
  • Route requests by policy tier so teams do not overuse capability.

At a glance

Model ID
baidu/ernie-4.5-21b-a3b
Context Window
120,000 tokens
Modality
text->text
Input Modalities
text
Output Modalities
text
Input Price
$0.11 per 1M tokens
Output Price
$0.42 per 1M tokens
Provider
Baidu
Listing Date
2025-08-12

Strengths

  • Baidu: ERNIE 4.5 21B A3B is suited for agent workflows.
  • Supports standard context for multi-step prompts and larger working sets.
  • Pricing profile is cost-efficient, enabling predictable workload routing decisions.
  • Can be paired with policy guardrails for safer deployment at scale.

Tradeoffs

  • Operational drift can appear over time without recurring quality evaluations.
  • Standard context limits may require chunking or retrieval strategies for large documents.
  • Low-cost tiers can still underperform on high-consequence decisions without escalation paths.
  • Text-only modality can limit workflows that rely on image, audio, or document interpretation.

Best for

  • Baidu: ERNIE 4.5 21B A3B for tool-driven automation with governance checkpoints.
  • Baidu: ERNIE 4.5 21B A3B for governed enterprise assistant workflows across teams.
  • Baidu: ERNIE 4.5 21B A3B for governed enterprise assistant workflows across teams.
  • Baidu: ERNIE 4.5 21B A3B for governed enterprise assistant workflows across teams.

Rollout checklist

  • Define where Baidu: ERNIE 4.5 21B A3B is default vs. fallback in your routing policy.
  • Enable role-based access and policy checks before opening access broadly.
  • Set spend guardrails by team and monitor weekly token consumption.
  • Define escalation rules to premium models before launch.
  • Re-run quality and cost benchmarks monthly as newer releases appear.

Related models

Explore adjacent model profiles for routing and benchmarking decisions.

Free Resource

Where Should Your Team Start with AI?

Tell us your industry and team size. We'll tell you which AI use cases will save the most time with the least setup.

You get

A shortlist of AI use cases ranked by impact and effort for your situation.

Tuning notes

frequency_penalty

Tune repetition control for long responses in multi-step workflows.

max_tokens

Set completion limits to avoid unpredictable long-output spend.

presence_penalty

Use carefully when expanding idea diversity in exploration-heavy prompts.

repetition_penalty

Use this parameter only with tested defaults in production workflows.

Free Assessment

What Could Go Wrong?

5 questions about how your company uses AI today. We'll show you the risks most companies miss until it's too late.

You get

A risk breakdown with the 3 things you should fix first.

Book demo
Knowledge Hub

Baidu: ERNIE 4.5 21B A3B FAQs

Choose Baidu: ERNIE 4.5 21B A3B when the workload aligns with agent workflows and quality targets justify its pricing profile.
It depends on workload mix. Most organizations use routing policies so routine traffic stays on lower-cost tiers.
Validate quality on real internal prompts, token efficiency, latency, and policy compliance behavior.

Deploy This Model With Governance

Use policy controls, role-based access, and budget guardrails before enabling advanced model tiers at scale.

Try Baidu: ERNIE 4.5 21B A3B with your team