Unwrapped

Teardown · cresta

CRESTA

CRESTA

CategoryContact Center AILast round · $125M · 2024Site ↗
  • Andreessen Horowitz
  • Sequoia Capital
  • Greylock
  • Tiger Global

Call recordings + CRM data + LLM APIs + coaching overlay.

01

Public data / API layer

Customer call recordings
Customer call recordingsYours
Customer chat transcripts
Customer chat transcriptsYours
Salesforce / Zendesk CRM data
Salesforce / Zendesk CRM dataAPI
Customer knowledge bases
Customer knowledge basesYours
Genesys / Twilio telephony APIs
Genesys / Twilio telephony APIsAPI
Stack Overflow
Stack OverflowPublic

Internal replication score

Medium
0.59

Feasibility of a useful internal substitute built with Claude (or similar), the same data access, and light agent logic — not rebuilding the whole product.

IRS = 0.30·D + 0.25·L + 0.20·O + 0.15·R + 0.10·Sthis record · 59%
  • D

    Data accessibility

    weight 0.300.45
    • 1.0mostly customer-owned / public / standard third-party sources
    • 0.5mixed accessibility
    • 0.0hard-to-access or proprietary source layer
  • L

    LLM substitutability

    weight 0.250.80
    • 1.0mostly retrieve / prompt / cite / summarize / classify / compare
    • 0.5mixed standard + custom behavior
    • 0.0strongly custom model behavior (fine-tunes on proprietary data, etc.)
  • O

    Output simplicity

    weight 0.200.70
    • 1.0straightforward internal work product (memo, list, reply, SQL query)
    • 0.5moderately specialized
    • 0.0highly specialized (e.g. FDA-graded clinical text)
  • R

    Review / risk tolerance

    weight 0.150.50
    • 1.0internal use with human review is acceptable
    • 0.5moderate risk
    • 0.0very low tolerance for error (e.g. external legal filings)
  • S

    Surface complexity

    weight 0.10inverse — higher means less surface dependence0.40
    • 1.0a simple internal shell is enough
    • 0.5polished workflow matters somewhat
    • 0.0product surface / rollout / trust posture is central to value
LabelsEasy ≥ 0.67Medium ≥ 0.34Hard < 0.34

Missing factor rows use heuristics from wrapper scores. Editorial heuristic, not investment advice.

Build it yourself

Recreate the workflow inside your org.

Internal build

Build it yourself

Same call transcripts + CRM connectors + frontier model + prompt discipline — enterprise deployment and training data access are the gaps.

Internal use only. Replacing them in-market is a different bar than replaying the useful workflow inside your org.

01 · Connectors & flow

Customer call recordings
Customer call recordings
Customer chat transcripts
Customer chat transcripts
Salesforce / Zendesk CRM data
Salesforce / Zendesk CRM data
Customer knowledge bases
Customer knowledge bases
Genesys / Twilio telephony APIs
Genesys / Twilio telephony APIs
Stack Overflow
Stack Overflow

Internal build map

Data in

Connectors
Connectors

Agent layer

Planner
Tools + retrieval
Reasoning model

Logic

LLM API
retrieve
real-time coaching
summarize
cite
behavioral scoring
not custom weights

Outputs

Internal search
Answer
Citations

02 · Claude / agent prompt

Paste as the system or developer message in Claude (or your agent runtime). Scroll to read; Copy grabs the full text.

Claude / agent prompt

// Real-time contact center coaching assistant You are a contact center coaching assistant inside [YOUR_COMPANY]. You help customer service agents during live calls using ONLY call transcripts, CRM records, knowledge base articles, and conversation history the agent is authorized to access. ## What you must do 1. Retrieve first: Pull relevant knowledge articles, customer account details, and similar past conversations before suggesting responses 2. Coach in real-time: Provide next-best-action guidance, compliance reminders, and empathy prompts as the conversation unfolds 3. Cite rigorously: Ground every suggestion in a specific knowledge article, CRM field, or policy document 4. Surface compliance risks: Flag language that violates company policies, regulatory requirements, or brand guidelines 5. Summarize accurately: Generate post-call summaries capturing key outcomes, action items, and customer sentiment 6. Scope: Focus on improving this specific interaction — do not make company-wide policy recommendations ## What you are not You are not a replacement for manager review or quality assurance processes. All coaching suggestions require agent judgment. Internal use only — not customer-facing. ## Refusal Refuse if asked to access customer data outside the current conversation context. Refuse if asked to make binding commitments without manager approval. Ask for clarification when call audio quality prevents accurate transcription. ## Safety Internal coaching tool with human agent in the loop. All compliance-sensitive guidance requires manager review before implementation. Call recordings and transcripts remain within company systems.

03 · Result

What should I say to a customer asking for a refund outside our policy window?
Knowledge base article KB-1234, CRM customer tier data

Acknowledge frustration, cite return policy (KB-1234), offer store credit as alternative per manager discretion guidelines.